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Cushion|Lab Grown|GIA

1.50ct I SI1 Cushion Lab Grown Diamond

I/SI1 • GIA 7381698181

Certificate GIA 7381698181

Diamond specifications and retailer prices

From $574 SGD
As of November 6, 2026
Save $1,143 SGD (67%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,717 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included) and certified by GIA 7381698181. Listed at 4 retailers as of November 2, 2026, with prices from $574 to $1,717, a $1,143 spread on the same certified stone. MOH London lists it at $1,717. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
I
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 7381698181
Dimensions7.32 × 5.82 × 4.07 mm
L/W Ratio1.26
Culet sizeNone
Key to symbols
Feather, Cavity, Growth Remnant
Top View
7.32 mm5.82 mm1.50 ctI / SI1
OriginLab Grown
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7381698181
Side View
Table 65.0%CrownGirdle: VTH-EXTPavilionCulet: NoneDepth 70.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,717 SGD|Low: $574 SGD|High: $1,737 SGD|Avg: $1,161 SGD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4$574 SGD
Retailer 5$602 SGD
Retailer 2$1,366 SGD
Retailer 3$1,592 SGD
MOH London$1,717 SGD

10 data points across 5 retailers

4 retailers$574 SGD to $1,717 SGD

B+
Cheapest Retailer
-
$574 SGD
B
Retailer 2
-
$1,366 SGD
View
B
Retailer 3
-
$1,592 SGD
View
Most Expensive
B
MOH London
7381698181 · Nov 2
$1,717 SGD
£1,055 GBP
View
3 more retailers have this diamond
Prices start from $574 SGDSave up to $1,143 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.

B+
1.50ct Cushion
$574 SGD