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1.02ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7508121852

Shape and cutting style on the report: Round brilliant

Certificate GIA 7508121852

Diamond specifications and retailer prices

From HK$21,833 HKD
As of November 6, 2026
Save HK$32,884 HKD (60%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$54,718 HKD at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

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 7508121852. Listed at 21 retailers as of November 6, 2026, with prices from HK$21,833 to HK$54,718, a HK$32,884 spread on the same certified stone. Diamond Quarter lists it at HK$54,718. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7508121852
Dimensions6.45 × 6.42 × 4.02 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.45 mm6.42 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7508121852
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

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 6
Current: HK$21,833 HKD|Low: HK$21,833 HKD|High: HK$51,088 HKD|Avg: HK$30,936 HKD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1HK$21,833 HKD
Retailer 11HK$22,186 HKD
Retailer 3HK$26,791 HKD
Retailer 10HK$26,862 HKD
Retailer 2HK$27,858 HKD
Retailer 5HK$27,992 HKD
Retailer 4HK$28,878 HKD
Retailer 7HK$30,377 HKD
Retailer 8HK$32,157 HKD
Retailer 6HK$36,841 HKD
Retailer 9HK$50,468 HKD

29 data points across 11 retailers

21 retailersHK$21,833 HKD to HK$54,718 HKD

A
Cheapest Retailer
-
HK$21,833 HKD
A
Retailer 2
-
HK$22,186 HKD
View
B+
Retailer 3
-
HK$26,791 HKD
View
B+
Retailer 4
-
HK$26,862 HKD
View
B+
Retailer 5
-
HK$27,858 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$27,992 HKD
View
Retailer 7
-
HK$28,172 HKD
View
Price last confirmed 109 days ago
B
Retailer 8
-
HK$28,870 HKD
View
B+
Retailer 9
-
HK$28,878 HKD
View
B+
Retailer 10
-
HK$30,180 HKD
View
B+
Retailer 11
-
HK$30,377 HKD
View
B+
Retailer 12
-
HK$31,326 HKD
View
B+
Retailer 13
-
HK$31,342 HKD
View
B+
Retailer 14
-
HK$32,157 HKD
View
Retailer 15
-
HK$32,330 HKD
View
Price last confirmed 29 days ago
B
Retailer 16
-
HK$34,825 HKD
View
B
Retailer 17
-
HK$36,841 HKD
View
B
Retailer 18
-
HK$38,991 HKD
View
B
Retailer 19
-
HK$50,468 HKD
View
B
Retailer 20
-
HK$52,586 HKD
View
Most Expensive
B
Diamond Quarter
1.02SI1G7552DEA5N · Nov 6
HK$54,718 HKD
£5,492 GBP
View
20 more retailers have this diamond
Prices start from HK$21,833 HKDSave up to HK$32,884 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$21,833 HKD