Ruby$11,800+1.4%Sapphire$86,000-0.4%Sapphire$11,500+1.8%Emerald$34,000+1.3%Emerald$13,200+2.6%Paraíba Tourmaline$42,000+4.7%Paraíba Tourmaline$13,000+3.1%Spinel$6,200+0.6%Cobalt Spinel$21,000+5.2%
Ruby$11,800+1.4%Sapphire$86,000-0.4%Sapphire$11,500+1.8%Emerald$34,000+1.3%Emerald$13,200+2.6%Paraíba Tourmaline$42,000+4.7%Paraíba Tourmaline$13,000+3.1%Spinel$6,200+0.6%Cobalt Spinel$21,000+5.2%
1.75% EACH SIDEAuction buyers pay around 26%. Ours pay 1.75%. Apply
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Home / The Vault / Spinel / CGX-N-0233
Cobalt Spinel
REPRESENTATIVE IMAGERY · PHOTOGRAPHY OF THE ACTUAL STONE SUPPLIED ON REQUEST
NO TREATMENTGRSLUC YEN, VIETNAM

Cobalt Spinel

1.48 ct · GRS · Luc Yen, Vietnam
ASKING PRICE
$44,600
$30,135 / ct
OFFERS
3 private
Buy now Make offer Contact seller directly
OFFER ACTIVITY 3 ACTIVE
Private offer received2d ago
Private offer received6d ago
Private offer received11d ago
Amounts are never shown publicly.
SpeciesSpinel
Weight1.48 ct
Dimensions6.80 × 6.04 × 4.10 mm
CutCushion
ColourVivid blue, cobalt-bearing
LocationLuc Yen, Vietnam
EnhancementNo treatment
LaboratoryGRS
ReportGRS2026-043440
Date15 Jun 2026
VaultHong Kong
Intake25 Jun 2026
SELLER

Aurora Trading

Verified dealer · Hong Kong

Eligible for an advance of up to $20,070 · Capital
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Mahenge Spinel, vivid red1 privateNATURAL
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