Cushion Sapphire$2,150
1.51
Carat
Blue
Color
—
Clarity
Madagascar
Origin
Cushion
Shape
Heated
Treatment
GIA
Lab
—
Ratio
M:7.10 × 6.20 × 3.80R:—№ GIA-6234221
Gemstones · Blue
Blue Gemstones
Blue gemstones are among the most beloved in the world. From classic sapphires to vivid aquamarines, Paraíba tourmalines, and tanzanites — explore our full collection of certified blue gems.
Shape
Gem Type
Color
Mine of Origin
Carat · 0.00 – 30.00 ct
Price · $0 – $1,400,000
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Emerald Aquamarine$2,400
4.81
Carat
Blue
Color
—
Clarity
Brazil
Origin
Emerald
Shape
Heated
Treatment
GIA
Lab
—
Ratio
M:11.20 × 8.40 × 5.80R:—№ GIA-6235241
Round Sapphire$3,400
1.82
Carat
Blue
Color
—
Clarity
Sri Lanka
Origin
Round
Shape
Heated
Treatment
GIA
Lab
—
Ratio
M:7.40 × 7.40 × 4.50R:—№ GIA-6234120
Oval Sapphire$6,800
2.51
Carat
Blue
Color
—
Clarity
Sri Lanka
Origin
Oval
Shape
Heated
Treatment
GRS
Lab
—
Ratio
M:9.10 × 6.80 × 4.30R:—№ GRS-2024-014020
Cushion Sapphire$84,000
5.21
Carat
Blue
Color
—
Clarity
Myanmar
Origin
Cushion
Shape
None
Treatment
GRS
Lab
—
Ratio
M:10.10 × 9.40 × 5.80R:—№ GRS-2024-013500
Cushion Sapphire$142,000
3.04
Carat
Blue
Color
—
Clarity
Kashmir
Origin
Cushion
Shape
None
Treatment
GUB
Lab
—
Ratio
M:8.50 × 7.10 × 5.20R:—№ GUB-23-1102
Oval Sapphire$168,000
4.12
Carat
Blue
Color
—
Clarity
Kashmir
Origin
Oval
Shape
None
Treatment
SSEF
Lab
—
Ratio
M:10.20 × 8.30 × 5.40R:—№ SSEF-118245
Blue Gemstones — Sapphires, Aquamarines & More
Blue is the color most associated with trust, depth, and timeless elegance in fine jewelry. The blue gemstone family is vast and varied: deep royal-blue sapphires, serene aquamarines, vivid Paraíba tourmalines, rich tanzanites, and rare blue spinels all occupy a unique position in this beloved color family.
- Sapphire: the benchmark blue gem, ranging from pale sky to deep royal and midnight navy.
- Aquamarine: clear, serene blue-green; exceptional clarity and large sizes.
- Paraíba Tourmaline: electric neon blue-green; among the world's most valuable gems per carat.
- Tanzanite: trichroic blue-violet; found only in Tanzania.
- Blue Spinel: rare and increasingly collectible.
FAQs — Blue Gemstones
Which blue gemstone is most valuable?
Unheated Kashmir and Burmese sapphires command the highest values among blue gems. Paraíba tourmalines are the most expensive by weight among blue-toned stones.
Gemstones · Blue
Blue Gemstones
Blue gemstones are among the most beloved in the world. From classic sapphires to vivid aquamarines, Paraíba tourmalines, and tanzanites — explore our full collection of certified blue gems.
Loading…
Blue Gemstones — Sapphires, Aquamarines & More
Blue is the color most associated with trust, depth, and timeless elegance in fine jewelry. The blue gemstone family is vast and varied: deep royal-blue sapphires, serene aquamarines, vivid Paraíba tourmalines, rich tanzanites, and rare blue spinels all occupy a unique position in this beloved color family.
- Sapphire: the benchmark blue gem, ranging from pale sky to deep royal and midnight navy.
- Aquamarine: clear, serene blue-green; exceptional clarity and large sizes.
- Paraíba Tourmaline: electric neon blue-green; among the world's most valuable gems per carat.
- Tanzanite: trichroic blue-violet; found only in Tanzania.
- Blue Spinel: rare and increasingly collectible.
FAQs — Blue Gemstones
Which blue gemstone is most valuable?
Unheated Kashmir and Burmese sapphires command the highest values among blue gems. Paraíba tourmalines are the most expensive by weight among blue-toned stones.
