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Round|Lab Grown|IGI

1.51ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG447002177

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447002177

Diamond specifications and retailer prices

From $840 USD
As of October 30, 2026
Save $3,790 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,630 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447002177 or 447002177. Listed at 11 retailers as of October 29, 2026, with prices from $840 to $4,630, a $3,790 spread on the same certified stone. MOH London lists it at $4,630. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447002177
Dimensions7.34 × 7.39 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.34 mm7.39 mm1.51 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447002177
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.9%

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: Oct 30
Current: $4,630 USD|Low: $840 USD|High: $4,667 USD|Avg: $2,237 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$840 USD
Retailer 4$1,345 USD
Retailer 5$1,383 USD
Retailer 6$1,605 USD
Retailer 8$2,020 USD
Retailer 3$2,273 USD
Retailer 7$2,746 USD
Retailer 9$3,209 USD
MOH London$4,630 USD

13 data points across 9 retailers

11 retailers$840 USD to $4,630 USD

A
Cheapest Retailer
-
$840 USD
A
Retailer 2
-
$1,236 USD
View
A
Retailer 3
-
$1,345 USD
View
A
Retailer 4
-
$1,383 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,434 USD
View
Retailer 6
-
$1,434 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$1,605 USD
View
B
Retailer 8
-
$2,273 USD
View
B
Retailer 9
-
$2,687 USD
View
B
Retailer 10
-
$2,746 USD
View
Most Expensive
B
MOH London
LG447002177 · Oct 29
$4,630 USD
£3,646 GBP
View
10 more retailers have this diamond
Prices start from $840 USDSave up to $3,790 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 Round
$840 USD