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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1333477774

Certificate GIA 1333477774

Diamond specifications and retailer prices

From HK$6,701 HKD
$854 USD
As of November 2, 2026
Save HK$7,293 HKD (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$13,993 HKD at Moon Ocean · As of November 2, 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 2, 2026, with prices from HK$6,701 to HK$13,993, a HK$7,293 spread on the same certified stone. Moon Ocean lists it at HK$13,993. 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: HK$13,993 HKD|Low: HK$6,701 HKD|High: HK$14,186 HKD|Avg: HK$10,084 HKD|-1.2%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7HK$6,701 HKD
Retailer 9HK$7,273 HKD
Retailer 6HK$8,474 HKD
Retailer 3HK$8,509 HKD
Retailer 2HK$9,425 HKD
Retailer 5HK$10,651 HKD
Retailer 8HK$10,935 HKD
Retailer 4HK$13,323 HKD
Moon OceanHK$13,993 HKD

36 data points across 9 retailers

15 retailersHK$6,701 HKD to HK$13,993 HKD

A
Cheapest Retailer
-
HK$6,701 HKD
$854 USD
Final sale: no returns
A
Retailer 2
-
HK$7,101 HKD
$905 USD
View
A
Retailer 3
-
HK$7,273 HKD
$927 USD
View
A
Retailer 4
-
HK$7,352 HKD
$937 USD
View
B+
Retailer 5
-
HK$8,318 HKD
$1,060 USD
View
B+
Retailer 6
-
HK$8,474 HKD
$1,080 USD
View
B+
Retailer 7
-
HK$8,509 HKD
£854 GBP
View
B+
Retailer 8
-
HK$8,890 HKD
$1,133 USD
View
B+
Retailer 9
-
HK$8,945 HKD
$1,140 USD
View
B+
Retailer 10
-
HK$9,374 HKD
A$1,838 AUD
View
B+
Retailer 11
-
HK$9,425 HKD
€1,144 EUR
View
B+
Retailer 12
-
HK$10,651 HKD
ZAR 21,931 ZAR
View
Retailer 13
-
HK$10,935 HKD
A$2,144 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
HK$13,323 HKD
£1,337 GBP
View
Most Expensive
B
Moon Ocean
NVN-22F2EE72B-774 · Nov 2
HK$13,993 HKD
£1,404 GBP
View
14 more retailers have this diamond
Prices start from HK$6,701 HKDSave up to HK$7,293 HKD

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
HK$6,701 HKD