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Round|Lab Grown|IGI

1.51ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG492136389

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492136389

Diamond specifications and retailer prices

From $1,125 SGD
$880 USD
As of October 30, 2026
Save $5,235 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,360 SGD 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492136389 or 492136389. Listed at 12 retailers as of October 29, 2026, with prices from $1,125 to $6,360, a $5,235 spread on the same certified stone. MOH London lists it at $6,360. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492136389
Dimensions7.50 × 7.59 × 4.36 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
7.50 mm7.59 mm1.51 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492136389
Side View
Table 60.5%Crown 31.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.0%

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 30
Current: $6,360 SGD|Low: $1,125 SGD|High: $6,410 SGD|Avg: $3,026 SGD|-0.5%
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
October 30, 2026
Retailer 2$1,125 SGD
Retailer 7$1,698 SGD
Retailer 10$1,846 SGD
Retailer 12$1,901 SGD
Retailer 8$1,969 SGD
Retailer 13$2,186 SGD
Retailer 4$2,706 SGD
Retailer 9$3,113 SGD
Retailer 6$3,619 SGD
Retailer 3$3,669 SGD
Retailer 11$3,691 SGD
Retailer 5$5,635 SGD
MOH London$6,360 SGD

21 data points across 13 retailers

12 retailers$1,125 SGD to $6,360 SGD

A
Cheapest Retailer
-
$1,125 SGD
$880 USD
A
Retailer 2
-
$1,698 SGD
$1,328 USD
View
B+
Retailer 3
-
$1,846 SGD
$1,444 USD
View
B+
Retailer 4
-
$1,901 SGD
$1,487 USD
View
Final sale: no returns
Retailer 5
-
$1,969 SGD
$1,540 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,969 SGD
$1,540 USD
View
B+
Retailer 7
-
$2,186 SGD
$1,710 USD
View
B
Retailer 8
-
$3,113 SGD
$2,435 USD
View
B
Retailer 9
-
$3,619 SGD
ZAR 45,734 ZAR
View
B
Retailer 10
-
$3,669 SGD
$2,870 USD
View
B
Retailer 11
-
$3,691 SGD
$2,887 USD
View
Most Expensive
B
MOH London
LG492136389 · Oct 29
$6,360 SGD
£3,917 GBP
View
11 more retailers have this diamond
Prices start from $1,125 SGDSave up to $5,235 SGD

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
$1,125 SGD