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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6512980115

Certificate GIA 6512980115

Diamond specifications and retailer prices

From HK$21,216 HKD
As of November 5, 2026
Save HK$24,351 HKD (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$45,567 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6512980115. Listed at 21 retailers as of November 5, 2026, with prices from HK$21,216 to HK$45,567, a HK$24,351 spread on the same certified stone. NZ Jewellers lists it at HK$45,567. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6512980115
Dimensions6.52 × 6.47 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather, Needle
Top View
6.52 mm6.47 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512980115
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.4%

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 5
Current: HK$25,025 HKD|Low: HK$21,474 HKD|High: HK$44,258 HKD|Avg: HK$30,617 HKD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8HK$21,474 HKD
Retailer 10HK$21,866 HKD
Retailer 1HK$25,025 HKD
Retailer 3HK$26,733 HKD
Retailer 2HK$27,940 HKD
Retailer 4HK$30,448 HKD
Retailer 5HK$30,456 HKD
Retailer 6HK$31,922 HKD
Retailer 9HK$42,549 HKD
Retailer 7HK$43,623 HKD

31 data points across 10 retailers

21 retailersHK$21,216 HKD to HK$45,567 HKD

A
Cheapest Retailer
-
HK$21,216 HKD
A
Retailer 2
-
HK$21,239 HKD
View
A
Retailer 3
-
HK$21,474 HKD
View
A
Retailer 4
-
HK$21,866 HKD
View
Final sale: no returns
Retailer 5
-
HK$23,692 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$23,692 HKD
View
B+
Retailer 7
-
HK$23,881 HKD
View
B+
Retailer 8
-
HK$24,602 HKD
View
B+
Retailer 9
-
HK$25,025 HKD
View
B+
Retailer 10
-
HK$26,733 HKD
View
B+
Retailer 11
-
HK$26,867 HKD
View
B+
Retailer 12
-
HK$27,337 HKD
View
Retailer 13
-
HK$27,940 HKD
View
Price last confirmed 30 days ago
B
Retailer 14
-
HK$28,920 HKD
View
Retailer 15
-
HK$30,339 HKD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
HK$30,448 HKD
View
B+
Retailer 17
-
HK$30,456 HKD
View
B+
Retailer 18
-
HK$31,922 HKD
View
Retailer 19
-
HK$42,549 HKD
View
Price last confirmed 9 days ago
B
Retailer 20
-
HK$43,623 HKD
View
Most Expensive
B
NZ Jewellers
a563666c-9537-4041-8601-ae42838307d9 · Nov 5
HK$45,567 HKD
$5,814 USD
View
20 more retailers have this diamond
Prices start from HK$21,216 HKDSave up to HK$24,351 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 Round
HK$21,216 HKD