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1.51ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG492123250

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123250

Diamond specifications and retailer prices

From $1,494 NZD
As of November 5, 2026
Save $6,700 NZD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,194 NZD at MOH London · As of November 3, 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 LG492123250 or 492123250. Listed at 11 retailers as of November 3, 2026, with prices from $1,494 to $8,194, a $6,700 spread on the same certified stone. MOH London lists it at $8,194. 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
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123250
Dimensions7.40 × 7.35 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.40 mm7.35 mm1.51 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123250
Side View
Table 58.5%Crown 35.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.5%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $8,194 NZD|Low: $1,494 NZD|High: $8,303 NZD|Avg: $3,800 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 2$1,494 NZD
Retailer 4$2,199 NZD
Retailer 7$2,462 NZD
Retailer 5$2,551 NZD
Retailer 8$2,551 NZD
Retailer 9$2,855 NZD
Retailer 11$3,593 NZD
Retailer 6$4,043 NZD
Retailer 10$4,885 NZD
Retailer 3$5,708 NZD
MOH London$8,194 NZD

16 data points across 11 retailers

11 retailers$1,494 NZD to $8,194 NZD

A
Cheapest Retailer
-
$1,494 NZD
A
Retailer 2
-
$2,199 NZD
View
A
Retailer 3
-
$2,393 NZD
View
A
Retailer 4
-
$2,462 NZD
View
Final sale: no returns
Retailer 5
-
$2,551 NZD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,551 NZD
View
B+
Retailer 7
-
$2,855 NZD
View
B
Retailer 8
-
$4,043 NZD
View
B
Retailer 9
-
$4,780 NZD
View
B
Retailer 10
-
$4,885 NZD
View
Most Expensive
B
MOH London
LG492123250 · Nov 3
$8,194 NZD
£3,627 GBP
View
10 more retailers have this diamond
Prices start from $1,494 NZDSave up to $6,700 NZD

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
$1,494 NZD