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Round|Natural|GIA

1.02ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1232854564

Certificate GIA 1232854564

Diamond specifications and retailer prices

From HK$17,501 HKD
As of November 6, 2026
Save HK$19,962 HKD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$44,705 HKD at NZ Jewellers · As of September 28, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1232854564. Listed at 20 retailers as of November 2, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1232854564
Dimensions6.37 × 6.41 × 4.00 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.37 mm6.41 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232854564
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°Culet: NoneDepth 62.6%

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$22,493 HKD|Low: HK$16,388 HKD|High: HK$37,910 HKD|Avg: HK$23,426 HKD|+0.5%
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 2HK$17,501 HKD
Retailer 10HK$17,517 HKD
Retailer 11HK$17,877 HKD
Retailer 5HK$20,440 HKD
Retailer 9HK$21,968 HKD
Retailer 1HK$22,493 HKD
Retailer 3HK$23,951 HKD
Retailer 4HK$24,837 HKD
Retailer 6HK$25,229 HKD
Retailer 7HK$26,099 HKD
Retailer 8HK$37,463 HKD

37 data points across 11 retailers

20 retailersHK$17,501 HKD to HK$37,463 HKD

A
Cheapest Retailer
-
HK$17,501 HKD
A
Retailer 2
-
HK$17,517 HKD
View
A
Retailer 3
-
HK$17,877 HKD
View
Final sale: no returns
Retailer 4
-
HK$19,374 HKD
View
Price last confirmed 50 days ago
Retailer 5
-
HK$19,374 HKD
View
Price last confirmed 29 days ago
Retailer 6
-
HK$19,374 HKD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
HK$19,711 HKD
View
Retailer 8
-
HK$20,268 HKD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
HK$20,440 HKD
View
B+
Retailer 10
-
HK$21,968 HKD
View
Retailer 11
-
HK$22,352 HKD
View
Price last confirmed 28 days ago
Retailer 12
-
HK$22,352 HKD
View
Price last confirmed 45 days ago
B+
Retailer 13
-
HK$22,493 HKD
View
Retailer 14
-
HK$23,951 HKD
View
Price last confirmed 30 days ago
B+
Retailer 15
-
HK$24,837 HKD
View
B+
Retailer 16
-
HK$25,229 HKD
View
B+
Retailer 17
-
HK$26,099 HKD
View
B
Retailer 18
-
HK$37,463 HKD
View
Retailer 19
-
HK$44,705 HKD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
1f46d284-244a-4b7f-b0db-322f070502a0 · Sep 28
HK$44,705 HKD
$5,704 USD
View
Price last confirmed 39 days ago
19 more retailers have this diamond
Prices start from HK$17,501 HKDSave up to HK$19,962 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$17,501 HKD