Site updated regularly: Last update:

8 June 2023

Site updated regularly: Last update: 8 June 2023

LATEST Blog

  • LOCKDOWN NOVEMBER 2020

    NOVEMBER 2020 LOCKDOWN We wanted to keep everyone updated on our plans for the second lockdown starting on Thursday 5.11.2020. We will be staying open and be available to help you with your enquiries. Keep safe everyone.  

  • Rocking it in Alsace

    We recently visited the rock and gem fair at Saint Marie aux Mines in Alsace, which, for those into their mineral and fossil specimens was an absolute treasure trove.   Saint Marie is an old silver mining town with a … Continue reading “Rocking it in Alsace”

  • New amber find at Alem Ketema

    We recently purchased a parcel of amber from the new find at Alem Ketema in Ethiopia. Until now the trade and gemmologists have taken the position that any green amber is treated, either by heating in an autoclave or by … Continue reading “New amber find at Alem Ketema”

LATEST NEWS

  • NEW STONES ON THE WEB!!

    HERE ARE JUST A FEW OF THE NEW STOCK JUST PUT UP ON THE WEB… CHECK OUT NEW ARRIVALS TO SEE THEM ALL.      

  •  

  • FOLLOW US ON INSTAGRAM

    COOL GEMMOLOGICAL PHOTOS GARNET INCLUSION IN A DIAMOND SHOWN ABOVE MMCCALLUMFGA

Stones

Showing 1–12 of 561 results

  • BLUE Green Tourmaline OCTAGON

    • Title: GREEN TOURMALINE
    • Shape: OCTAGON
    • Dimensions: 14.8X7.8MM
    • Colour: 5.83CT
    • Weight: 5.83CT
    • Description:
    • Ref: BTP001 5.83CT
    • £225.00 PER CARAT + VAT

    More More

    BLUE Green Tourmaline OCTAGON

    • Title: GREEN TOURMALINE
    • Shape: OCTAGON
    • Dimensions: 14.8X7.8MM
    • Colour: 5.83CT
    • Weight: 5.83CT
    • Description:
    • Reference: BTP001 5.83CT
    • £225.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: GREEN TOURMALINE
    • Shape: OCTAGON
    • Dimensions: 14.8X7.8MM
    • Colour: 5.83CT
    • Weight: 5.83CT
    • Description:
    • Reference: BTP001 5.83CT
    • £225.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Paraiba Type Tourmaline PEARSHAPE

    • Title: PARAIBA TYPE TOURMALINE
    • Shape: PEARSHAPE
    • Dimensions: 10.9X6.8MM
    • Colour: 2.06CT
    • Weight: 2.06CT
    • Description:
    • Ref: PTP019 2.06CT
    • £1500.00 PER CARAT + VAT

    More More

    Paraiba Type Tourmaline PEARSHAPE

    • Title: PARAIBA TYPE TOURMALINE
    • Shape: PEARSHAPE
    • Dimensions: 10.9X6.8MM
    • Colour: 2.06CT
    • Weight: 2.06CT
    • Description:
    • Reference: PTP019 2.06CT
    • £1500.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: PARAIBA TYPE TOURMALINE
    • Shape: PEARSHAPE
    • Dimensions: 10.9X6.8MM
    • Colour: 2.06CT
    • Weight: 2.06CT
    • Description:
    • Reference: PTP019 2.06CT
    • £1500.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Rubellite Tourmaline OVAL

    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 18.9X14.7MM
    • Colour: 12.66CT
    • Weight: 12.66CT
    • Description:
    • Ref: RANDM004 12.66CT
    • £300.00 PER CARAT + VAT

    More More

    Rubellite Tourmaline OVAL

    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 18.9X14.7MM
    • Colour: 12.66CT
    • Weight: 12.66CT
    • Description:
    • Reference: RANDM004 12.66CT
    • £300.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 18.9X14.7MM
    • Colour: 12.66CT
    • Weight: 12.66CT
    • Description:
    • Reference: RANDM004 12.66CT
    • £300.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Sapphire Cushion

    • Title: SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 9.6X8.2MM
    • Colour: 4.00ct
    • Weight: 4.00ct
    • Description: certificated unheated
    • Ref: C&J(VPR) 4.00CT
    • £1800.00 PER CARAT + VAT

    More More

    Sapphire Cushion

    • Title: SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 9.6X8.2MM
    • Colour: 4.00ct
    • Weight: 4.00ct
    • Description: certificated unheated
    • Reference: C&J(VPR) 4.00CT
    • £1800.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 9.6X8.2MM
    • Colour: 4.00ct
    • Weight: 4.00ct
    • Description: certificated unheated
    • Reference: C&J(VPR) 4.00CT
    • £1800.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Sapphire Oval

    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 11.7X9.1MM
    • Colour: 5.30CT
    • Weight: 5.30CT
    • Description:
    • Ref: TANDM001 5.30CT
    • £600.00 PER CARAT + VAT

    More More

    Sapphire Oval

    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 11.7X9.1MM
    • Colour: 5.30CT
    • Weight: 5.30CT
    • Description:
    • Reference: TANDM001 5.30CT
    • £600.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 11.7X9.1MM
    • Colour: 5.30CT
    • Weight: 5.30CT
    • Description:
    • Reference: TANDM001 5.30CT
    • £600.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Sapphire Oval

    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 10.1X9.1MM
    • Colour: 4.78CT
    • Weight: 4.78CT
    • Description:
    • Ref: BSN041 4.78CT
    • £1600.00 PER CARAT + VAT

    More More

    Sapphire Oval

    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 10.1X9.1MM
    • Colour: 4.78CT
    • Weight: 4.78CT
    • Description:
    • Reference: BSN041 4.78CT
    • £1600.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: SAPPHIRE
    • Shape: OVAL
    • Dimensions: 10.1X9.1MM
    • Colour: 4.78CT
    • Weight: 4.78CT
    • Description:
    • Reference: BSN041 4.78CT
    • £1600.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Sapphire PEARSHAPE

    • Title: TEAL SAPPHIRE
    • Shape: PEARSHAPE
    • Dimensions: 11.3X11.6MM
    • Colour: 7.23CT
    • Weight: 7.23CT
    • Description:
    • Ref: BSP090 7.23CT
    • £1450.00 PER CARAT + VAT

    More More

    Sapphire PEARSHAPE

    • Title: TEAL SAPPHIRE
    • Shape: PEARSHAPE
    • Dimensions: 11.3X11.6MM
    • Colour: 7.23CT
    • Weight: 7.23CT
    • Description:
    • Reference: BSP090 7.23CT
    • £1450.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: TEAL SAPPHIRE
    • Shape: PEARSHAPE
    • Dimensions: 11.3X11.6MM
    • Colour: 7.23CT
    • Weight: 7.23CT
    • Description:
    • Reference: BSP090 7.23CT
    • £1450.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • GREEN Sapphire Octagon

    • Title: SAPPHIRE
    • Shape: OCTAGON
    • Dimensions: 17.1X13.1MM
    • Colour: 2O.04ct
    • Weight: 2O.04ct
    • Description: MADAGASCAR - CERTIFICATED UNHEATED
    • Ref: MC059 20.24CT
    • £1900.00 PER CARAT + VAT

    More More

    GREEN Sapphire Octagon

    • Title: SAPPHIRE
    • Shape: OCTAGON
    • Dimensions: 17.1X13.1MM
    • Colour: 2O.04ct
    • Weight: 2O.04ct
    • Description: MADAGASCAR - CERTIFICATED UNHEATED
    • Reference: MC059 20.24CT
    • £1900.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: SAPPHIRE
    • Shape: OCTAGON
    • Dimensions: 17.1X13.1MM
    • Colour: 2O.04ct
    • Weight: 2O.04ct
    • Description: MADAGASCAR - CERTIFICATED UNHEATED
    • Reference: MC059 20.24CT
    • £1900.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Yellow Sapphire OVAL

    • Title: YELLOW SAPPHIRE
    • Shape: OVAL
    • Dimensions: 14X11MM
    • Colour: 12.88CT
    • Weight: 12.88CT
    • Description:
    • Ref: BSN068 12.88CT
    • £250.00 PER CARAT + VAT

    More More

    Yellow Sapphire OVAL

    • Title: YELLOW SAPPHIRE
    • Shape: OVAL
    • Dimensions: 14X11MM
    • Colour: 12.88CT
    • Weight: 12.88CT
    • Description:
    • Reference: BSN068 12.88CT
    • £250.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: YELLOW SAPPHIRE
    • Shape: OVAL
    • Dimensions: 14X11MM
    • Colour: 12.88CT
    • Weight: 12.88CT
    • Description:
    • Reference: BSN068 12.88CT
    • £250.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • PEACH Sapphire OVAL

    • Title: PEACH SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 11.4x9.1mmMM
    • Colour: 7.89CT
    • Weight: 7.89CT
    • Description: Sri Lanka
    • Ref: PSM007 7.89CT
    • £850.00 PER CARAT + VAT

    More More

    PEACH Sapphire OVAL

    • Title: PEACH SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 11.4x9.1mmMM
    • Colour: 7.89CT
    • Weight: 7.89CT
    • Description: Sri Lanka
    • Reference: PSM007 7.89CT
    • £850.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: PEACH SAPPHIRE
    • Shape: CUSHION
    • Dimensions: 11.4x9.1mmMM
    • Colour: 7.89CT
    • Weight: 7.89CT
    • Description: Sri Lanka
    • Reference: PSM007 7.89CT
    • £850.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Tanzanite PEARSHAPE

    • Title: tanzanite
    • Shape: PEARSHAPE
    • Dimensions: 15X11.5MM
    • Colour: 7.49CT
    • Weight: 7.49CT
    • Description:
    • Ref: TAN003 7.49CT
    • £400.00 per carat + VAT

    More More

    Tanzanite PEARSHAPE

    • Title: tanzanite
    • Shape: PEARSHAPE
    • Dimensions: 15X11.5MM
    • Colour: 7.49CT
    • Weight: 7.49CT
    • Description:
    • Reference: TAN003 7.49CT
    • £400.00 per carat + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: tanzanite
    • Shape: PEARSHAPE
    • Dimensions: 15X11.5MM
    • Colour: 7.49CT
    • Weight: 7.49CT
    • Description:
    • Reference: TAN003 7.49CT
    • £400.00 per carat + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

  • Rubellite Tourmaline OVAL

    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 13.2X12.1MM
    • Colour: 8.73CT
    • Weight: 8.73CT
    • Description:
    • Ref: TANDM005 8.73CTCT
    • £250.00 PER CARAT + VAT

    More More

    Rubellite Tourmaline OVAL

    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 13.2X12.1MM
    • Colour: 8.73CT
    • Weight: 8.73CT
    • Description:
    • Reference: TANDM005 8.73CTCT
    • £250.00 PER CARAT + VAT
    		 Enquire

    To see prices, please obtain username by registering here, (trade references required)

    		 Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.
    • Title: RUBELLITE TOURMALINE
    • Shape: OVAL
    • Dimensions: 13.2X12.1MM
    • Colour: 8.73CT
    • Weight: 8.73CT
    • Description:
    • Reference: TANDM005 8.73CTCT
    • £250.00 PER CARAT + VAT

    Enquire

    To see prices, please obtain username by registering here
    (trade references required)

    Register

    This is only a small selection of our current stock. Please contact us to discuss your particular requirements quoting the above reference for more information about this item.

     

LATEST Blog

  • NEW STONES ON THE WEB!!

    HERE ARE JUST A FEW OF THE NEW STOCK JUST PUT UP ON THE WEB… CHECK OUT NEW ARRIVALS TO SEE THEM ALL.      

  •  

  • FOLLOW US ON INSTAGRAM

    COOL GEMMOLOGICAL PHOTOS GARNET INCLUSION IN A DIAMOND SHOWN ABOVE MMCCALLUMFGA

Product Enquiry

Thank you for your enquiry, we will be in touch soon.

MENU