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Oval|Lab Grown|IGI

30.57ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG775604746

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG775604746

Diamond specifications and retailer prices

From $15,103 USD
£11,892 GBP
As of November 1, 2026
Save $41,164 USD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $56,267 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 30.57ct lab-grown oval diamond

This 30.57ct 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 LG775604746 or 775604746. Listed at 9 retailers as of October 31, 2026, with prices from $15,103 to $56,267, a $41,164 spread on the same certified stone. Adiamor lists it at $56,267. 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

30.57
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775604746
Dimensions25.23 × 17.78 × 10.77 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
25.23 mm17.78 mm30.57 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775604746
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $56,267 USD|Low: $11,470 USD|High: $327,863 USD|Avg: $65,567 USD|-11.7%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$15,103 USD
Retailer 4$19,950 USD
Retailer 9$22,044 USD
Retailer 5$22,059 USD
Retailer 7$25,085 USD
Retailer 6$25,385 USD
Retailer 3$42,898 USD
Retailer 8$49,740 USD
Adiamor$56,267 USD
Retailer 10$327,863 USD

31 data points across 10 retailers

9 retailers$15,103 USD to $56,267 USD

B+
Cheapest Retailer
-
$15,103 USD
£11,892 GBP
Retailer 2
-
$19,950 USD
View
Price last confirmed 13 days ago
B
Retailer 3
-
$22,044 USD
View
B
Retailer 4
-
$22,059 USD
View
B
Retailer 5
-
$25,085 USD
View
Retailer 6
-
$25,385 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
$42,898 USD
€40,855 EUR
View
B
Retailer 8
-
$49,740 USD
View
Most Expensive
B
Adiamor
D-82353212 · Oct 31
$56,267 USD
View
8 more retailers have this diamond
Prices start from $15,103 USDSave up to $41,164 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+
30.57ct Oval
$15,103 USD