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Heart|Natural|GIA

1.02ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5393660790

Certificate GIA 5393660790

Diamond specifications and retailer prices

From HK$12,493 HKD
As of November 6, 2026
Save HK$23,826 HKD (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$36,319 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart 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 5393660790. Listed at 16 retailers as of November 5, 2026, with prices from HK$12,493 to HK$36,319, a HK$23,826 spread on the same certified stone. NZ Jewellers lists it at HK$36,319. 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

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5393660790
Dimensions5.70 × 6.91 × 4.02 mm
L/W Ratio1.21
Top View
5.70 mm6.91 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5393660790
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.2%

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$12,493 HKD|Low: HK$12,046 HKD|High: HK$30,793 HKD|Avg: HK$17,630 HKD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1HK$12,493 HKD
Retailer 4HK$12,634 HKD
Retailer 7HK$15,690 HKD
Retailer 5HK$15,730 HKD
Retailer 6HK$16,027 HKD
Retailer 9HK$17,368 HKD
Retailer 8HK$18,175 HKD
Retailer 2HK$18,872 HKD
Retailer 3HK$30,346 HKD

44 data points across 9 retailers

16 retailersHK$12,493 HKD to HK$36,319 HKD

A
Cheapest Retailer
-
HK$12,493 HKD
B+
Retailer 2
-
HK$12,634 HKD
View
B+
Retailer 3
-
HK$15,236 HKD
View
B
Retailer 4
-
HK$15,690 HKD
View
B+
Retailer 5
-
HK$15,730 HKD
View
B
Retailer 6
-
HK$16,027 HKD
View
Final sale: no returns
Retailer 7
-
HK$17,368 HKD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$17,368 HKD
View
B
Retailer 9
-
HK$17,618 HKD
View
B
Retailer 10
-
HK$18,175 HKD
View
B
Retailer 11
-
HK$18,457 HKD
View
B
Retailer 12
-
HK$18,872 HKD
View
B
Retailer 13
-
HK$20,040 HKD
View
B
Retailer 14
-
HK$26,984 HKD
View
B
Retailer 15
-
HK$30,346 HKD
View
Most Expensive
C
NZ Jewellers
0cb1c283-66c8-4a2d-9eba-51ca857898fa · Nov 5
HK$36,319 HKD
$4,634 USD
View
15 more retailers have this diamond
Prices start from HK$12,493 HKDSave up to HK$23,826 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 Heart
HK$12,493 HKD