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Cushion|Natural|GIA

1.50ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 6402489726

Certificate GIA 6402489726

Diamond specifications and retailer prices

From $8,197 SGD
As of November 6, 2026
Save $7,150 SGD (47%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $15,347 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion 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 stated by the retailer rather than the lab and certified by GIA 6402489726. Listed at 18 retailers as of November 4, 2026, with prices from $8,197 to $15,347, a $7,150 spread on the same certified stone. MOH London lists it at $15,347. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6402489726
Dimensions7.33 × 6.15 × 4.27 mm
L/W Ratio1.19
Top View
7.33 mm6.15 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6402489726
Side View
Table 75.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $15,347 SGD|Low: $8,197 SGD|High: $15,575 SGD|Avg: $10,408 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$8,197 SGD
Retailer 6$8,234 SGD
Retailer 3$8,647 SGD
Retailer 7$9,234 SGD
Retailer 10$9,395 SGD
Retailer 2$9,486 SGD
Retailer 5$10,186 SGD
Retailer 8$10,331 SGD
Retailer 4$11,400 SGD
MOH London$15,347 SGD

43 data points across 10 retailers

18 retailers$8,197 SGD to $15,347 SGD

B+
Cheapest Retailer
-
$8,197 SGD
B+
Retailer 2
-
$8,234 SGD
View
B
Retailer 3
-
$8,570 SGD
View
B
Retailer 4
-
$8,647 SGD
View
B
Retailer 5
-
$8,866 SGD
View
B
Retailer 6
-
$9,121 SGD
View
Retailer 7
-
$9,234 SGD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$9,395 SGD
View
B
Retailer 9
-
$9,486 SGD
View
B
Retailer 10
-
$10,186 SGD
View
B
Retailer 11
-
$10,331 SGD
View
B
Retailer 12
-
$10,581 SGD
View
B
Retailer 13
-
$11,022 SGD
View
B
Retailer 14
-
$11,022 SGD
View
B
Retailer 15
-
$11,381 SGD
View
B
Retailer 16
-
$11,400 SGD
View
Retailer 17
-
$12,161 SGD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
D1DD819D8 · Nov 4
$15,347 SGD
£9,429 GBP
View
17 more retailers have this diamond
Prices start from $8,197 SGDSave up to $7,150 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
$8,197 SGD