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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG828643490

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828643490

Diamond specifications and retailer prices

From $327 SGD
As of November 6, 2026
Save $1,034 SGD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,361 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG828643490 or 828643490. Listed at 15 retailers as of November 5, 2026, with prices from $327 to $1,361, a $1,034 spread on the same certified stone. MOH London lists it at $1,361. 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

1.50
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643490
Dimensions7.39 × 7.37 × 4.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.37 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643490
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.2%

Caratlytics Score

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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: Nov 6
Current: $1,361 SGD|Low: $327 SGD|High: $1,415 SGD|Avg: $732 SGD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$327 SGD
Retailer 2$479 SGD
Retailer 7$513 SGD
Retailer 4$516 SGD
Retailer 5$521 SGD
Retailer 3$585 SGD
Retailer 11$907 SGD
Retailer 8$957 SGD
Retailer 6$991 SGD
Retailer 10$1,086 SGD
MOH London$1,361 SGD

41 data points across 11 retailers

15 retailers$327 SGD to $1,361 SGD

Retailer 1
-
$239 SGD
Price last confirmed 27 days ago
Retailer 2
-
$276 SGD
View
Price last confirmed 24 days ago
Retailer 3
-
$295 SGD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$327 SGD
View
A
Retailer 5
-
$479 SGD
View
B+
Retailer 6
-
$513 SGD
View
A
Retailer 7
-
$516 SGD
View
A
Retailer 8
-
$521 SGD
View
A
Retailer 9
-
$585 SGD
View
Retailer 10
-
$907 SGD
View
Price last confirmed 12 days ago
Retailer 11
-
$950 SGD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$957 SGD
View
B
Retailer 13
-
$991 SGD
View
B
Retailer 14
-
$1,086 SGD
View
Most Expensive
B
MOH London
LG828643490 · Nov 5
$1,361 SGD
£839 GBP
View
14 more retailers have this diamond
Prices start from $327 SGDSave up to $1,034 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
1.50ct Round
$327 SGD