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Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG831685205

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831685205

Diamond specifications and retailer prices

From $309 SGD
As of November 6, 2026
Save $1,257 SGD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,566 SGD at With Clarity · As of November 5, 2026
View at With Clarity

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831685205 or 831685205. Listed at 18 retailers as of November 5, 2026, with prices from $309 to $1,566, a $1,257 spread on the same certified stone. With Clarity lists it at $1,566. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831685205
Dimensions11.51 × 6.06 × 3.69 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm6.06 mm1.50 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831685205
Side View
Table 61.0%Crown 35.8°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 60.9%

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: $648 SGD|Low: $309 SGD|High: $1,566 SGD|Avg: $932 SGD|-1.7%
Retailer 1
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
With Clarity
November 6, 2026
Retailer 16$309 SGD
Retailer 17$358 SGD
Retailer 3$383 SGD
Retailer 11$445 SGD
Retailer 10$625 SGD
Retailer 8$646 SGD
Retailer 1$648 SGD
Retailer 6$657 SGD
Retailer 12$715 SGD
Retailer 7$800 SGD
Retailer 15$971 SGD
Retailer 4$1,230 SGD
Retailer 5$1,235 SGD
Retailer 2$1,288 SGD
Retailer 9$1,297 SGD
Retailer 14$1,385 SGD
Retailer 13$1,529 SGD
With Clarity$1,566 SGD

10 data points across 18 retailers

18 retailers$309 SGD to $1,566 SGD

A
Cheapest Retailer
-
$309 SGD
A
Retailer 2
-
$358 SGD
View
A
Retailer 3
-
$383 SGD
View
A
Retailer 4
-
$445 SGD
View
A
Retailer 5
-
$625 SGD
View
A
Retailer 6
-
$646 SGD
View
A
Retailer 7
-
$648 SGD
View
A
Retailer 8
-
$657 SGD
View
A
Retailer 9
-
$715 SGD
View
A
Retailer 10
-
$800 SGD
View
A
Retailer 11
-
$971 SGD
View
B+
Retailer 12
-
$1,230 SGD
View
B+
Retailer 13
-
$1,235 SGD
View
B
Retailer 14
-
$1,288 SGD
View
B
Retailer 15
-
$1,297 SGD
View
B+
Retailer 16
-
$1,385 SGD
View
B
Retailer 17
-
$1,529 SGD
View
Most Expensive
B
With Clarity
831685205 · Nov 5
$1,566 SGD
$1,222 USD
View
17 more retailers have this diamond
Prices start from $309 SGDSave up to $1,257 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
$309 SGD