Radiant|Lab Grown|IGI

1.51ct G VS2 Radiant Lab Grown Diamond

EX • G/VS2 • IGI LG781636341

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG781636341

Diamond specifications and retailer prices

From $200 USD
As of October 30, 2026
Save $968 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,168 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant 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 LG781636341 or 781636341. Listed at 16 retailers as of October 25, 2026, with prices from $200 to $1,168, a $968 spread on the same certified stone. MOH London lists it at $1,168. 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 angle41.3°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781636341
Dimensions7.95 × 5.87 × 3.68 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.95 mm5.87 mm1.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781636341
Side View
Table 65.0%Crown 41.3°Girdle: MediumPavilion 34.3°Culet: NoneDepth 62.7%

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 30
Current: $1,168 USD|Low: $192 USD|High: $1,187 USD|Avg: $582 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 14$200 USD
Retailer 13$224 USD
Retailer 5$233 USD
Retailer 4$248 USD
Retailer 8$250 USD
Retailer 15$431 USD
Retailer 2$455 USD
Retailer 6$470 USD
Retailer 12$580 USD
Retailer 11$644 USD
Retailer 9$798 USD
Retailer 16$808 USD
Retailer 3$851 USD
Retailer 7$875 USD
Retailer 10$1,011 USD
MOH London$1,168 USD

35 data points across 16 retailers

16 retailers$200 USD to $1,168 USD

A
Cheapest Retailer
-
$200 USD
A
Retailer 2
-
$224 USD
View
Final sale: no returns
A
Retailer 3
-
$233 USD
View
A
Retailer 4
-
$248 USD
View
A
Retailer 5
-
$250 USD
View
B+
Retailer 6
-
$431 USD
View
A
Retailer 7
-
$455 USD
£358 GBP
View
A
Retailer 8
-
$470 USD
View
A
Retailer 9
-
$580 USD
View
B+
Retailer 10
-
$644 USD
View
B+
Retailer 11
-
$798 USD
View
B+
Retailer 12
-
$808 USD
SGD 1,092 SGD
View
B+
Retailer 13
-
$851 USD
View
B
Retailer 14
-
$875 USD
View
B+
Retailer 15
-
$1,011 USD
View
Most Expensive
B
MOH London
LG781636341 · Oct 25
$1,168 USD
£920 GBP
View
15 more retailers have this diamond
Prices start from $200 USDSave up to $968 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 Radiant
$200 USD