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Cushion|Natural|GIA

0.90ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 2417315756

Certificate GIA 2417315756

Diamond specifications and retailer prices

From $749 SGD
$586 USD
As of October 31, 2026
Save $1,570 SGD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,319 SGD at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded J 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 2417315756. Listed at 12 retailers as of October 31, 2026, with prices from $749 to $2,319, a $1,570 spread on the same certified stone. Moon Ocean lists it at $2,319. 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

0.90
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2417315756
Dimensions5.28 × 5.16 × 3.92 mm
L/W Ratio1.02
Top View
5.28 mm5.16 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2417315756
Side View
Table 61.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 76.0%

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: $2,319 SGD|Low: $667 SGD|High: $2,438 SGD|Avg: $1,231 SGD|-3.8%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$749 SGD
Retailer 3$767 SGD
Retailer 7$874 SGD
Retailer 9$950 SGD
Retailer 6$1,023 SGD
Retailer 11$1,023 SGD
Retailer 10$1,061 SGD
Retailer 2$1,107 SGD
Retailer 4$1,275 SGD
Retailer 5$2,073 SGD
Moon Ocean$2,319 SGD

40 data points across 11 retailers

12 retailers$749 SGD to $2,319 SGD

A
Cheapest Retailer
-
$749 SGD
$586 USD
Final sale: no returns
A
Retailer 2
-
$767 SGD
$600 USD
View
Retailer 3
-
$850 SGD
$665 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$874 SGD
$684 USD
View
B+
Retailer 5
-
$950 SGD
$743 USD
View
B+
Retailer 6
-
$1,023 SGD
$800 USD
View
B+
Retailer 7
-
$1,023 SGD
$800 USD
View
B+
Retailer 8
-
$1,061 SGD
$830 USD
View
B+
Retailer 9
-
$1,107 SGD
£682 GBP
View
B+
Retailer 10
-
$1,275 SGD
€950 EUR
View
B
Retailer 11
-
$2,073 SGD
£1,277 GBP
View
Most Expensive
B
Moon Ocean
NVN-6D6FC2FA8-756 · Nov 1
$2,319 SGD
£1,429 GBP
View
11 more retailers have this diamond
Prices start from $749 SGDSave up to $1,570 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
0.90ct Cushion
$749 SGD