Results in Cushion IGI Loose Diamonds & Gemstones

1-25 of 152

  • 11.44 Ct IGI Certified Natural Ethiopian Cabochon Opal Multi Color Cushion Cut

    11.44 Ct IGI Certified Natural Ethiopian Cabochon Opal Multi Color Cushion Cut

    Certified by IGI, One of a renowned Gemological Institutes in the World. "IGI Certificate comes FREE". Gem Type Natural Ethiopian Opal. Tanzanite is used in bracelets, necklaces, and earrings. It is less often used in rings due to its relatively low hardness which makes its prone to scratches Tanzanite gemstones are mostly heat treated to enhance the color.
    £671.48
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • NATURAL Yellow Green Sapphire 1.24ct IGI CERTIFIED Cushion Cut AUSTRALIA Gem

    NATURAL Yellow Green Sapphire 1.24ct IGI CERTIFIED Cushion Cut AUSTRALIA Gem

    100% Natural Sapphire with stunning Bright Yellowish Green colour. Fully certified by IGI in Antwerp, one of their best and most well equipped gem labs. A yellowish green sapphire with colour and clarity as good as this makes this a very rare and valuable gemstone.
    £195.00
    Available for Best Offeror Best Offer
    £1.50 postage
  • 3.12 Ct IGI Certified Natural Yellow Sapphire Cushion Cut Loose Gemstone

    3.12 Ct IGI Certified Natural Yellow Sapphire Cushion Cut Loose Gemstone

    Certified by IGI, One of a renowned Gemological Institutes in the World. "IGI Certificate comes FREE". Gem Type Natural Sapphire. Shape Rectangular Cushion Cut. "Great Investment Gemstone - Easy Liquidity ".
    £616.18
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • 7.76 Ct IGI Certified Natural Ethiopian Opal Gemstone Cushion Cabochon Cut

    7.76 Ct IGI Certified Natural Ethiopian Opal Gemstone Cushion Cabochon Cut

    The play of color makes the opal one of the favorite gemstones for jewelry. What distinguishes the opal from other stones is the unique play of color and glint of light that sets the opal apart from every other gemstone.
    £473.98
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • 2.72-Carat GIA-Certified Unheated Cushion-Cut Kashmir-Origin Blue Sapphire

    2.72-Carat GIA-Certified Unheated Cushion-Cut Kashmir-Origin Blue Sapphire

    Gemstone : Natural Sapphire Color : Medium Blue. Shape: Cushion Remarks: Free GIA / IGI Certificates (See Below). Pcs: 1 Origin: Kashmir (India). Weight: 2.72 Carats Hardness: 9(Mohs Scale). Cutting: Faceted.
    £12,566.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • IGI CERTIFIED 2.33 Cts Sweet! Light Pink Ceylon Sapphire Cushion Cut !!

    IGI CERTIFIED 2.33 Cts Sweet! Light Pink Ceylon Sapphire Cushion Cut !!

    Colour Light Pink. Shape Cushion Cut. Product Sapphire. Opaque : Neither reflecting nor emitting light. VVS : Tiny inclusions are extremely difficult to find. even under 10x magnification. Origin Ceylon.
    £976.80
    From Germany
    Was: Previous price£1,110.00
    Available for Best Offeror Best Offer
    Free P&P
  • 5.53 Ct IGI Certified Natural Ethiopian Opal Cushion Cabochon Cut Gemstone

    5.53 Ct IGI Certified Natural Ethiopian Opal Cushion Cabochon Cut Gemstone

    The play of color makes the opal one of the favorite gemstones for jewelry. What distinguishes the opal from other stones is the unique play of color and glint of light that sets the opal apart from every other gemstone.
    £355.48
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • 4.71-Carat IGI-Certified Unheated Cushion-Cut Yellow Sapphire from Ceylon

    4.71-Carat IGI-Certified Unheated Cushion-Cut Yellow Sapphire from Ceylon

    Gemstone : Natural Sapphire Color : Medium Yellow. Shape: Cushion Remarks: Free IGI Certificate (See Below). Pcs: 1 Origin: Ceylon (Sri Lanka). Weight: 4.71 Carats Hardness: 9(Mohs Scale). Cutting: Faceted.
    £777.00
    From India
    Free P&P
  • 8.54-Carat Unheated Lustrous Blue Cushion-Cut Sapphire from Burma (IGI)

    8.54-Carat Unheated Lustrous Blue Cushion-Cut Sapphire from Burma (IGI)

    Gemstone : Natural Sapphire Color : Lustrous Blue with Slight Greenish Hue. Shape: Cushion Remarks: Free IGI Certificate (See Below). Pcs: 1 Origin: Mogok (Burma). Weight: 8.54 Carats Hardness: 9(Mohs Scale).
    £2,536.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 0.70-Carat Natural & Unheated Padparadscha Sapphire from Ceylon (IGI-Certified)

    0.70-Carat Natural & Unheated Padparadscha Sapphire from Ceylon (IGI-Certified)

    Gemstone : Natural Padparadscha (Sapphire) Color : Light Pinkish Orange. Weight: 0.70 Carats Hardness: 9(Mohs Scale). Exotic Gemstones.All Natural & Untreated. Pcs: 1 Origin: Ceylon (Sri Lanka). Size: 5.78 x 4.53 x 2.85 mm Treatment: None (Natural & Untreated).
    £254.00
    From India
    Free P&P
  • 1.53-Carat Flawless Cornflower Blue Unheated Cushion-Cut Sapphire (IGI)

    1.53-Carat Flawless Cornflower Blue Unheated Cushion-Cut Sapphire (IGI)

    Gemstone : Natural Sapphire Color : Cornflower Blue. Shape: Cushion Remarks: Free IGI Certificate (See Below). Stone ID : A11196 Clarity: IF, Flawless. IF: Internally Flawless. Cutting: Faceted. The certificate clearly mentions the carat weight, measurements, etc along with the confirmation that the gemstone is unheated / untreated.
    £1,414.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 2.45-Carat IGI-Certified Unheated VS-Clarity Lustrous Blue Sapphire from Burma

    2.45-Carat IGI-Certified Unheated VS-Clarity Lustrous Blue Sapphire from Burma

    Gemstone : Natural Sapphire Color : Lustrous Blue. Weight: 2.45 Carats Hardness: 9(Mohs Scale). Stone ID : A10291 Clarity: VS2, Near Loupe Clean. Pcs: 1 Origin: Mogok (Burma). Shape: Cushion Remarks: Free IGI Certificate (See Below).
    £1,010.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 3.14-Carat IGI-Certified Unheated Antique-Cut Sapphire from Mogok, Burma

    3.14-Carat IGI-Certified Unheated Antique-Cut Sapphire from Mogok, Burma

    Pcs: 1 Origin: Mogok (Burma). Gemstone : Natural Sapphire Color : Blue. Shape: Antique-Cut Cushion Remarks: Free IGI Certificate (See Below). Weight: 3.14 Carats Hardness: 9(Mohs Scale). Cutting: Faceted.
    £933.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 3.04-Carat Unheated Cushion-Cut Yellow Sapphire from Sri Lanka (IGI-Certified)

    3.04-Carat Unheated Cushion-Cut Yellow Sapphire from Sri Lanka (IGI-Certified)

    Gemstone : Natural Sapphire Color : Medium Yellow. Shape: Cushion Remarks: Free IGI Certificate (See Below). Pcs: 1 Origin: Ceylon (Sri Lanka). Weight: 3.04 Carats Hardness: 9(Mohs Scale). Cutting: Faceted.
    £602.00
    From India
    Free P&P
  • 2.55-Carat Unheated Cushion-Cut Blue Sapphire from Mogok, Burma (IGI-Certified)

    2.55-Carat Unheated Cushion-Cut Blue Sapphire from Mogok, Burma (IGI-Certified)

    Gemstone : Natural Sapphire Color : Medium Blue (Color Zoning). Shape: Cushion Remarks: Free IGI Certificate (See Below). Pcs: 1 Origin: Mogok (Burma). Weight: 2.55 Carats Hardness: 9(Mohs Scale). Cutting: Faceted.
    £673.00
    From India
    Free P&P
  • 3.88-Carat IGI-Certified Unheated Cushion-Cut Lustrous Yellow Ceylonese Sapphire

    3.88-Carat IGI-Certified Unheated Cushion-Cut Lustrous Yellow Ceylonese Sapphire

    Gemstone : Natural Sapphire Color : Lustrous Yellow. Shape: Cushion Remarks: Free IGI Certificate (See Below). Weight: 3.88 Carats Hardness: 9(Mohs Scale). Cutting: Faceted. The certificate clearly mentions the carat weight, measurements, etc along with the confirmation that the gemstone is unheated / untreated.
    £768.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 1.20-Carat Magnificent VVS-Clarity Velvety Royal Blue Sapphire (Unheated)

    1.20-Carat Magnificent VVS-Clarity Velvety Royal Blue Sapphire (Unheated)

    Gemstone : Natural Sapphire Color : Deep Velvety Royal Blue. Weight: 1.20 Carats Hardness: 9(Mohs Scale). Stone ID : R10690 Clarity: VVS1, Loupe-Clean. Clarity Scale. VVS: Very, Very Slight Inclusions.
    £1,666.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 2.54-Carat Unheated Eye-Clean Yellow Sapphire from Ceylon (IGI-Certified)

    2.54-Carat Unheated Eye-Clean Yellow Sapphire from Ceylon (IGI-Certified)

    Gemstone : Natural Sapphire Color : Yellow. Shape: Cushion Remarks: Free IGI Certificate (See Below). Weight: 2.54 Carats Hardness: 9(Mohs Scale). Pcs: 1 Origin: Ceylon (Sri Lanka). Stone ID : A11225 Clarity: SI1, Eye-Clean.
    £629.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 0.47-Carat Unheated VVS-Clarity Fiery Pinkish Orange Padparadscha Sapphire (IGI)

    0.47-Carat Unheated VVS-Clarity Fiery Pinkish Orange Padparadscha Sapphire (IGI)

    Gemstone : Natural Padparadscha (Sapphire) Color : Fiery Pinkish Orange. Weight: 0.47 Carats Hardness: 9(Mohs Scale). Stone ID : A11452 Clarity: VVS2, Near Loupe Clean. Shape: Cushion Remarks: Free IGI Certificate (See Below).
    £349.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 5.85-Carat Rare Unheated VVS-Clarity Dark Green Sapphire (Certified by IGI)

    5.85-Carat Rare Unheated VVS-Clarity Dark Green Sapphire (Certified by IGI)

    Gemstone : Natural Sapphire Color : Dark Green. Weight: 5.85 Carats Hardness: 9(Mohs Scale). Stone ID : R10605 Clarity: VVS1, Loupe-Clean. Shape: Cushion Remarks: Free IGI Certificate (See Below). Clarity Scale.
    £3,583.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 1.20-Carat Stunning Unheated Fiery Rich Royal Blue Ceylonese Sapphire (IGI)

    1.20-Carat Stunning Unheated Fiery Rich Royal Blue Ceylonese Sapphire (IGI)

    Gemstone : Natural Sapphire Color : Fiery Rich Royal Blue. Shape: Cushion Remarks: IGI Certificate (See Below). The certificate clearly mentions the carat weight, measurements, etc along with the confirmation that the gemstone is unheated / untreated.
    £1,782.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 0.32-Carat Unheated Light Orangy Pink Padparadscha Sapphire (IGI-Certified)

    0.32-Carat Unheated Light Orangy Pink Padparadscha Sapphire (IGI-Certified)

    Gemstone : Natural Padparadscha (Sapphire) Color : Light Orangy Pink. Shape: Cushion Remarks: Free IGI Certificate (See Below). Stone ID : A11454 Clarity: VS1, Near Loupe Clean. Weight: 0.32 Carats Hardness: 9(Mohs Scale).
    £158.00
    From India
    Free P&P
  • 0.56-Carat IGI-Certified Unheated Eye-Clean Padparadscha Sapphire from Ceylon

    0.56-Carat IGI-Certified Unheated Eye-Clean Padparadscha Sapphire from Ceylon

    Gemstone : Natural Padparadscha (Sapphire) Color : Pinkish Orange. Shape: Cushion Remarks: Free IGI Certificate (See Below). Weight: 0.56 Carats Hardness: 9(Mohs Scale). Pcs: 1 Origin: Ceylon (Sri Lanka).
    £231.00
    From India
    Available for Best Offeror Best Offer
    Free P&P
  • 1.46-Carat Eye-Clean Intense Royal Blue Sapphire from Sri Lanka (Unheated)

    1.46-Carat Eye-Clean Intense Royal Blue Sapphire from Sri Lanka (Unheated)

    Gemstone : Natural Sapphire Color : Intense Royal Blue (Slight Color Zoning). Pcs: 1 Origin: Ceylon (Sri Lanka). Weight: 1.46 Carats Hardness: 9(Mohs Scale). Shape: Rectangular Cushion Remarks: Free IGI Certificate (See Below).
    £1,313.00
    From India
    Free P&P
  • 2.69-Carat Unheated VVS-Clarity Deep Royal Blue Sapphire (IGI-Certified)

    2.69-Carat Unheated VVS-Clarity Deep Royal Blue Sapphire (IGI-Certified)

    . . . . .
    £2,885.00
    From India
    Available for Best Offeror Best Offer
    Free P&P

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