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Oval|Lab Grown|IGI

1.51ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG772622842

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772622842

Diamond specifications and retailer prices

From $338 USD
As of October 28, 2026
Save $892 USD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,230 USD at Brilliant Earth · As of October 29, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG772622842 or 772622842. Listed at 6 retailers as of October 28, 2026, with prices from $338 to $1,230, a $892 spread on the same certified stone. Brilliant Earth lists it at $1,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772622842
Dimensions9.52 × 6.09 × 3.90 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.52 mm6.09 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772622842
Side View
Table 61.0%Crown 40°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 64.0%

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: Oct 28
Current: $1,230 USD|Low: $338 USD|High: $1,270 USD|Avg: $678 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4$338 USD
Retailer 6$453 USD
Retailer 3$490 USD
Retailer 2$506 USD
Retailer 5$856 USD
Retailer 7$1,194 USD
Brilliant Earth$1,230 USD

13 data points across 7 retailers

6 retailers$338 USD to $1,230 USD

B+
Cheapest Retailer
-
$338 USD
A
Retailer 2
-
$490 USD
View
A
Retailer 3
-
$506 USD
View
B+
Retailer 4
-
$856 USD
View
Retailer 5
-
$1,194 USD
£940 GBP
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
19822047A · Oct 29
$1,230 USD
View
5 more retailers have this diamond
Prices start from $338 USDSave up to $892 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
$338 USD