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Round|Lab Grown|IGI

1.51ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG794609842

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794609842

Diamond specifications and retailer prices

From $253 SGD
As of November 5, 2026
Save $1,209 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,462 SGD at MOH London · As of November 5, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794609842 or 794609842. Listed at 18 retailers as of November 5, 2026, with prices from $253 to $1,462, a $1,209 spread on the same certified stone. MOH London lists it at $1,462. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794609842
Dimensions7.52 × 7.48 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.52 mm7.48 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794609842
Side View
Table 59.0%Crown 32.8°Girdle: MediumPavilion 40.4°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $1,462 SGD|Low: $253 SGD|High: $1,512 SGD|Avg: $729 SGD|-3.0%
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 8$253 SGD
Retailer 5$282 SGD
Retailer 4$294 SGD
Retailer 15$313 SGD
Retailer 9$315 SGD
Retailer 2$485 SGD
Retailer 6$544 SGD
Retailer 18$559 SGD
Retailer 11$566 SGD
Retailer 17$671 SGD
Retailer 3$737 SGD
Retailer 12$833 SGD
Retailer 14$945 SGD
Retailer 16$1,008 SGD
Retailer 10$1,024 SGD
Retailer 7$1,075 SGD
Retailer 13$1,328 SGD
MOH London$1,462 SGD

25 data points across 18 retailers

18 retailers$253 SGD to $1,462 SGD

A
Cheapest Retailer
-
$253 SGD
A
Retailer 2
-
$282 SGD
View
Final sale: no returns
A
Retailer 3
-
$294 SGD
View
A
Retailer 4
-
$313 SGD
View
Retailer 5
-
$315 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$485 SGD
View
B+
Retailer 7
-
$544 SGD
View
A
Retailer 8
-
$559 SGD
View
A
Retailer 9
-
$566 SGD
View
B+
Retailer 10
-
$671 SGD
View
B+
Retailer 11
-
$737 SGD
View
B+
Retailer 12
-
$833 SGD
View
B+
Retailer 13
-
$945 SGD
View
B+
Retailer 14
-
$1,008 SGD
View
B+
Retailer 15
-
$1,024 SGD
View
B+
Retailer 16
-
$1,075 SGD
View
B
Retailer 17
-
$1,328 SGD
View
Most Expensive
B
MOH London
LG794609842 · Nov 5
$1,462 SGD
£901 GBP
View
17 more retailers have this diamond
Prices start from $253 SGDSave up to $1,209 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
$253 SGD