CaratHunter
Plans
Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1333477774

Certificate GIA 1333477774

Diamond specifications and retailer prices

From $1,092 SGD
$854 USD
As of November 2, 2026
Save $1,188 SGD (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,280 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1333477774. Listed at 15 retailers as of November 1, 2026, with prices from $1,092 to $2,280, a $1,188 spread on the same certified stone. Moon Ocean lists it at $2,280. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1333477774
Dimensions5.29 × 5.09 × 3.86 mm
L/W Ratio1.04
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
5.29 mm5.09 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1333477774
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 75.9%

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: Nov 2
Current: $2,280 SGD|Low: $1,092 SGD|High: $2,311 SGD|Avg: $1,642 SGD|-1.2%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$1,092 SGD
Retailer 9$1,185 SGD
Retailer 6$1,381 SGD
Retailer 2$1,386 SGD
Retailer 4$1,530 SGD
Retailer 5$1,735 SGD
Retailer 8$1,782 SGD
Retailer 3$2,171 SGD
Moon Ocean$2,280 SGD

37 data points across 9 retailers

15 retailers$1,092 SGD to $2,280 SGD

A
Cheapest Retailer
-
$1,092 SGD
$854 USD
Final sale: no returns
A
Retailer 2
-
$1,157 SGD
$905 USD
View
A
Retailer 3
-
$1,185 SGD
$927 USD
View
A
Retailer 4
-
$1,198 SGD
$937 USD
View
B+
Retailer 5
-
$1,355 SGD
$1,060 USD
View
B+
Retailer 6
-
$1,381 SGD
$1,080 USD
View
B+
Retailer 7
-
$1,386 SGD
£854 GBP
View
B+
Retailer 8
-
$1,448 SGD
$1,133 USD
View
B+
Retailer 9
-
$1,457 SGD
$1,140 USD
View
B+
Retailer 10
-
$1,527 SGD
A$1,838 AUD
View
B+
Retailer 11
-
$1,530 SGD
€1,140 EUR
View
B+
Retailer 12
-
$1,735 SGD
ZAR 21,931 ZAR
View
Retailer 13
-
$1,782 SGD
A$2,144 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$2,171 SGD
£1,337 GBP
View
Most Expensive
B
Moon Ocean
NVN-22F2EE72B-774 · Nov 1
$2,280 SGD
£1,404 GBP
View
14 more retailers have this diamond
Prices start from $1,092 SGDSave up to $1,188 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
$1,092 SGD