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Radiant|Natural|GIA

0.90ct J SI2 Radiant Natural Diamond

ID • J/SI2 • GIA 5231838740

Certificate GIA 5231838740

Diamond specifications and retailer prices

From HK$5,233 HKD
$667 USD
As of November 1, 2026
Save HK$3,512 HKD (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$8,745 HKD at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant 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 5231838740. Listed at 6 retailers as of November 1, 2026, with prices from HK$5,233 to HK$8,745, a HK$3,512 spread on the same certified stone. 77 Diamonds lists it at HK$8,745. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5231838740
Dimensions6.17 × 4.76 × 3.37 mm
L/W Ratio1.30
Top View
6.17 mm4.76 mm0.90 ctJ / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5231838740
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$8,745 HKD|Low: HK$5,233 HKD|High: HK$8,762 HKD|Avg: HK$6,575 HKD|+0.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5HK$5,233 HKD
Retailer 6HK$5,252 HKD
Retailer 4HK$5,782 HKD
Retailer 3HK$6,143 HKD
Retailer 7HK$6,873 HKD
Retailer 2HK$8,050 HKD
77 DiamondsHK$8,745 HKD

32 data points across 7 retailers

6 retailersHK$5,233 HKD to HK$8,745 HKD

A
Cheapest Retailer
-
HK$5,233 HKD
$667 USD
A
Retailer 2
-
HK$5,252 HKD
$669 USD
View
A
Retailer 3
-
HK$5,782 HKD
$737 USD
View
A
Retailer 4
-
HK$6,143 HKD
$783 USD
View
B+
Retailer 5
-
HK$8,050 HKD
$1,026 USD
View
Most Expensive
B+
77 Diamonds
RADMBM7REUKJU · Nov 1
HK$8,745 HKD
£878 GBP
View
5 more retailers have this diamond
Prices start from HK$5,233 HKDSave up to HK$3,512 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 Radiant
HK$5,233 HKD