CaratHunter
Plans
Radiant|Natural|GIA

1.02ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 5566543931

Certificate GIA 5566543931

Diamond specifications and retailer prices

From HK$11,615 HKD
As of November 6, 2026
Save HK$19,084 HKD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$30,699 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic 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 5566543931. Listed at 14 retailers as of November 5, 2026, with prices from HK$11,615 to HK$30,699, a HK$19,084 spread on the same certified stone. NZ Jewellers lists it at HK$30,699. 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

1.02
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5566543931
Dimensions6.69 × 4.78 × 3.43 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Needle
Top View
6.69 mm4.78 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5566543931
Side View
Table 61.5%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.0%

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: Nov 6
Current: HK$30,699 HKD|Low: HK$11,615 HKD|High: HK$30,762 HKD|Avg: HK$15,116 HKD|-0.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 7, 2026
Retailer 12HK$11,615 HKD
Retailer 11HK$11,670 HKD
Retailer 7HK$12,540 HKD
Retailer 10HK$12,587 HKD
Retailer 6HK$12,610 HKD
Retailer 5HK$12,689 HKD
Retailer 3HK$13,167 HKD
Retailer 8HK$13,653 HKD
Retailer 2HK$13,958 HKD
Retailer 4HK$14,523 HKD
Retailer 14HK$14,523 HKD
Retailer 9HK$17,093 HKD
Retailer 13HK$21,992 HKD
NZ JewellersHK$30,699 HKD

10 data points across 14 retailers

14 retailersHK$11,615 HKD to HK$30,699 HKD

A
Cheapest Retailer
-
HK$11,615 HKD
Final sale: no returns
A
Retailer 2
-
HK$11,670 HKD
View
A
Retailer 3
-
HK$12,540 HKD
View
A
Retailer 4
-
HK$12,587 HKD
View
Retailer 5
-
HK$12,610 HKD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
HK$12,689 HKD
View
B+
Retailer 7
-
HK$13,167 HKD
View
B+
Retailer 8
-
HK$13,653 HKD
View
B+
Retailer 9
-
HK$13,958 HKD
View
B+
Retailer 10
-
HK$14,523 HKD
View
B+
Retailer 11
-
HK$14,523 HKD
View
B
Retailer 12
-
HK$17,093 HKD
View
B
Retailer 13
-
HK$21,992 HKD
View
Most Expensive
B
NZ Jewellers
e2bbcb87-89ed-42af-95d3-38b273f3dbb2 · Nov 5
HK$30,699 HKD
$3,917 USD
View
13 more retailers have this diamond
Prices start from HK$11,615 HKDSave up to HK$19,084 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
1.02ct Radiant
HK$11,615 HKD