Heated Sapphire

Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

The report describes the color as Deep Blue and notes that the color appearance of this stone is described in the trade as “Royal Blue.” The sapphire has been heated, as stated on th...

Carat Weight: 2.95 carats, offering a substantial and eye-catching presence Shape: Cushion, a timeless cut that enhances the gem’s brilliance and appeal Measurements: 9.79 x 7.26 x 4...

Unique gemstone. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Has a unique hazy silky opalescent appearance. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Fully certified and sealed by IGI confirming stone as natural and colour change effect. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

A unique, top grade Australian stone. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Fully certified by GIA confirming stone as natural. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Measures 6.5x4.8mm. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

It also has an excellent oval cut and polish to show great shine and colour, would look lovely in a piece of high end jewellery. Standard heated like nearly all sapphires on the mark...

Center Stone: Type: Natural Sapphire (Heated, No Indications of Diffusion) Weight: 6.06 carats Shape/Cut: Modified Brilliant Cushion-Cut Color: Exceptional Royal Blue Measurements: 1...

Also has an excellent heart cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusion or ot...

Documented as Thailand origin with heated treatment, the sapphires display rich blue color and soft cushion-shaped brilliance.

1930s Platinum Art Deco Two Stone Blue Sapphire Ring - VHK#99 Item Details: Year: 1930s Ring Size: 6.25 Metal Type: Platinum [Hallmarked, and Tested] Weight: 4 grams Sapphire Detai...

1 Natural Blue Sapphire, Heated Gemstone: 3.15 Carats 2 White Fancy Diamonds: 0.23 Carats 10 White Round Diamonds: 0.18 Carats Metal: 18K White Gold, 5.00 Grams GIA Certificate # 223...

Sourced from Sri Lanka, a renowned origin for premium sapphires, this heated yellow sapphire combines tradition with durability, making it ideal for rings, pendants, or bespoke jewel...

With an excellent oval cut. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Also has an excellent pear teardrop cut. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

This notable Mid Century ring dates to the 1950's, featuring a GIA-certified cushion brilliant cut sapphire weighing 5.45 carats. Of Sri Lanka origin with heated treatment.

Stunning Blue Sapphire Diamond Ring The ring is 18K White Gold The Round Blue Sapphire 0.77 Carats, HEATED.

7 Natural Blue Sapphire, Heated, Sri Lanka Gemstone: 29.83 Carats 32 White Pear Diamonds: 4.48 Carats 216 White Round Diamonds: 12.07 Carats Metal: 18K White Gold, 45.30 Grams GIA Ce...

Sourced from Sri Lanka, a renowned origin for premium sapphires, this heated yellow sapphire combines tradition with durability, making it ideal for rings, pendants, or bespoke jewel...

Also has an excellent oval cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusion or oth...

Has a good cut. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Also has an excellent oval cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusion or oth...

Also has an excellent pear teardrop cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusi...

Unique colour and top grade gem. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

5 Natural Blue Sapphire, Heated, Sri Lanka Gemstone: 17.95 Carats 69 White Round Diamonds: 7.67 Carats 260 White Round Diamonds: 2.89 Carats Metal: 18K White Gold, 41.60 Grams GIA 22...

Also has an excellent pear/teardrop cut and ideal polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No d...

Sapphire Stone in Halo with Double Diamond Bands Ring The ring is 18K White Gold Ring There are 0.50 ct of Diamonds F/G VS/SI The Center stone is 2.82 Carat Oval Blue Sapphire HEATED...

Sri Lankan Ceylon stone. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Earth-mined in Sri Lanka, this slightly included sapphire has been heated and measures 7.60 x 5.92 x 5.13 mm, making it an excellent choice for a sophisticated ring, pendant, or othe...

Unique and rare Sri Lankan gem. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Also has a very excellent cushion cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusion...

Very clean. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

With a very good round cut. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

1 Natural Blue Sapphire, Heated Gemstone: 2.99 Carats 112 White Round Diamonds: 0.66 Carats Metal: 18K White Gold, 4.70 Grams GIA Certificate # 6237540242

Very clean. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

With a good oval cut. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

1 Natural Blue Sapphire, Heated Gemstone: 3.6 Carats 28 White Round Diamonds: 0.51 Carats Metal: 18K White Gold, 5.30 Grams GIA 2235540121 Certificate

Measures 6x5.7mm. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Fully certified and sealed by IGI in Antwerp. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

With a rough, uncut base. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

1 Natural Blue Sapphire, Heated Gemstone: 2.83 Carats 2 White Fancy Diamonds: 0.22 Carats 40 White Round Diamonds: 0.47 Carats Metal: 18K White Gold, 4.10 Grams GIA Certificate # 223...

Also has an excellent cut and polish to show great shine and colour, would look lovely in jewellery. Standard heated like nearly all sapphires on the market. No diffusion or other tr...

Fully certified and sealed by IGI in Antwerp. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Accompanied by an AIGS certificate (Report No: GF26020303), this heated Cornflower Blue Sapphire is a fine investment-grade gemstone suitable for high-end custom jewelry.

Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

VS. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

It also has an excellent cushion cut and polish to show great shine and colour, would look lovely in a piece of high end jewellery. Standard heated like nearly all sapphires on the m...

This striking vintage platinum cocktail ring features a GIA-certified 2.10-carat octagonal-cut blue sapphire from Thailand, heated, surrounded by 100 round brilliant and baguette-cut...

1 Natural Blue Sapphire, Heated Gemstone: 4.18 Carats 68 White Round Diamonds: 0.83 Carats Metal: 18K White Gold, 8.70 Grams GIA Certification: 5231540224

Very rare gem. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Identification: Natural Heated Orange Sapphire • Carat: 5.53 carats • Shape: Round • Measurement: 10.51 x 10.62 x 6.42 mm • Color: yellowish Orange • Cut: Brilliant/Step • Treatment...

It also has an excellent pear/yellow cut and polish to show great shine and colour, would look lovely in a piece of high end jewellery. Standard heated like nearly all sapphires on t...

It also has a unique shield cut and polish to show great shine and colour, would look lovely in a piece of high end jewellery. Standard heated like nearly all sapphires on the market...

Fully certified and sealed by IGI confirming stone as natural and with colour change effect. Standard heated like nearly all sapphires on the market. No diffusion or other treatment.

Fully certified and sealed by IGI confirming stone as natural, rare Australian origin and with colour change effect. Standard heated like nearly all sapphires on the market. No diffu...