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Oval|Lab Grown|IGI

1.51ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG771610803

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG771610803

Diamond specifications and retailer prices

From $345 USD
As of November 1, 2026
Save $905 USD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,250 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG771610803 or 771610803. Listed at 9 retailers as of November 1, 2026, with prices from $345 to $1,250, a $905 spread on the same certified stone. Brilliant Earth lists it at $1,250. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771610803
Dimensions9.33 × 6.49 × 4.02 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.33 mm6.49 mm1.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771610803
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,250 USD|Low: $345 USD|High: $1,350 USD|Avg: $712 USD|-7.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 5$345 USD
Retailer 4$466 USD
Retailer 2$470 USD
Retailer 7$476 USD
Retailer 6$586 USD
Retailer 8$874 USD
Retailer 3$1,194 USD
Brilliant Earth$1,250 USD

43 data points across 8 retailers

9 retailers$345 USD to $1,250 USD

B+
Cheapest Retailer
-
$345 USD
A
Retailer 2
-
$466 USD
€444 EUR
View
A
Retailer 3
-
$470 USD
£370 GBP
View
A
Retailer 4
-
$476 USD
View
A
Retailer 5
-
$586 USD
View
B+
Retailer 6
-
$874 USD
View
B+
Retailer 7
-
$905 USD
View
B
Retailer 8
-
$1,194 USD
£940 GBP
View
Most Expensive
B
Brilliant Earth
20286476A · Nov 2
$1,250 USD
View
8 more retailers have this diamond
Prices start from $345 USDSave up to $905 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.

A
1.51ct Oval
$345 USD