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Oval|Lab Grown|IGI

31.07ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG786664185

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG786664185

Diamond specifications and retailer prices

From $20,400 USD
As of October 30, 2026
Save $36,829 USD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $57,229 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 31.07ct lab-grown oval diamond

This 31.07ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786664185 or 786664185. Listed at 7 retailers as of October 30, 2026, with prices from $20,400 to $57,229, a $36,829 spread on the same certified stone. Adiamor lists it at $57,229. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

31.07
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle55.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786664185
Dimensions23.45 × 16.86 × 9.95 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
23.45 mm16.86 mm31.07 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786664185
Side View
Table 60.0%Crown 35.7°Girdle: THK-VTKPavilion 55.5°Culet: NoneDepth 59.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $57,229 USD|Low: $18,515 USD|High: $57,229 USD|Avg: $37,372 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$18,515 USD
Retailer 6$20,400 USD
Retailer 5$21,023 USD
Retailer 2$38,164 USD
Retailer 3$49,990 USD
Retailer 7$54,835 USD
Adiamor$57,229 USD

20 data points across 7 retailers

7 retailers$20,400 USD to $57,229 USD

Retailer 1
-
$18,515 USD
Price last confirmed 13 days ago
B
Retailer 2
-
$20,400 USD
View
B
Retailer 3
-
$21,023 USD
View
B
Retailer 4
-
$38,164 USD
€36,347 EUR
View
B
Retailer 5
-
$49,990 USD
View
B
Retailer 6
-
$54,835 USD
View
Most Expensive
B
Adiamor
D-78570708 · Oct 31
$57,229 USD
View
6 more retailers have this diamond
Prices start from $20,400 USDSave up to $36,829 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
31.07ct Oval
$20,400 USD