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Oval|Lab Grown|IGI

1.51ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG845650677

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG845650677

Diamond specifications and retailer prices

From $255 USD
As of October 27, 2026
Save $1,375 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,630 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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845650677 or 845650677. Listed at 11 retailers as of October 27, 2026, with prices from $255 to $1,630, a $1,375 spread on the same certified stone. Brilliant Earth lists it at $1,630. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845650677
Dimensions9.11 × 6.52 × 4.07 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.11 mm6.52 mm1.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845650677
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 27
Current: $506 USD|Low: $272 USD|High: $1,108 USD|Avg: $639 USD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4$272 USD
Retailer 2$335 USD
Retailer 9$352 USD
Retailer 6$477 USD
Retailer 1$506 USD
Retailer 3$878 USD
Retailer 7$884 USD
Retailer 5$1,092 USD
Retailer 8$1,108 USD

7 data points across 9 retailers

11 retailers$255 USD to $1,630 USD

A
Cheapest Retailer
-
$255 USD
A
Retailer 2
-
$272 USD
View
A
Retailer 3
-
$335 USD
£264 GBP
View
B+
Retailer 4
-
$352 USD
View
A
Retailer 5
-
$477 USD
View
A
Retailer 6
-
$506 USD
£398 GBP
View
B+
Retailer 7
-
$878 USD
View
B+
Retailer 8
-
$884 USD
SGD 1,194 SGD
View
B
Retailer 9
-
$1,092 USD
£860 GBP
View
B
Retailer 10
-
$1,108 USD
View
Most Expensive
B
Brilliant Earth
22292299A · Oct 29
$1,630 USD
View
10 more retailers have this diamond
Prices start from $255 USDSave up to $1,375 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
$255 USD