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Marquise|Lab Grown|IGI

1.50ct H SI2 Marquise Lab Grown Diamond

ID • H/SI2 • IGI LG436046737

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436046737

Diamond specifications and retailer prices

From $1,189 SGD
$930 USD
As of October 31, 2026
Save $4,584 SGD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,773 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046737 or 436046737. Listed at 10 retailers as of October 29, 2026, with prices from $1,189 to $5,773, a $4,584 spread on the same certified stone. MOH London lists it at $5,773. 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
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046737
Dimensions11.05 × 6.05 × 3.82 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
11.05 mm6.05 mm1.50 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046737
Side View
Table 55.5%Crown 35.5°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 63.1%

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: Oct 31
Current: $5,773 SGD|Low: $1,189 SGD|High: $5,812 SGD|Avg: $2,651 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,189 SGD
Retailer 3$1,540 SGD
Retailer 7$1,676 SGD
Retailer 8$1,726 SGD
Retailer 4$1,787 SGD
Retailer 10$2,527 SGD
Retailer 5$2,834 SGD
Retailer 6$3,351 SGD
Retailer 9$3,424 SGD
MOH London$5,773 SGD

16 data points across 10 retailers

10 retailers$1,189 SGD to $5,773 SGD

A
Cheapest Retailer
-
$1,189 SGD
$930 USD
B+
Retailer 2
-
$1,540 SGD
$1,205 USD
View
B+
Retailer 3
-
$1,676 SGD
$1,311 USD
View
B+
Retailer 4
-
$1,726 SGD
$1,350 USD
View
Final sale: no returns
Retailer 5
-
$1,787 SGD
$1,398 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$1,787 SGD
$1,398 USD
View
B
Retailer 7
-
$2,834 SGD
$2,217 USD
View
B
Retailer 8
-
$3,351 SGD
$2,621 USD
View
B
Retailer 9
-
$3,424 SGD
$2,678 USD
View
Most Expensive
B
MOH London
LG436046737 · Oct 29
$5,773 SGD
£3,556 GBP
View
9 more retailers have this diamond
Prices start from $1,189 SGDSave up to $4,584 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 Marquise
$1,189 SGD