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Round|Natural|GIA

1.02ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6551890869

Certificate GIA 6551890869

Diamond specifications and retailer prices

From HK$17,471 HKD
As of November 6, 2026
Save HK$31,098 HKD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$48,570 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551890869. Listed at 19 retailers as of November 5, 2026, with prices from HK$17,471 to HK$48,570, a HK$31,098 spread on the same certified stone. NZ Jewellers lists it at HK$48,570. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6551890869
Dimensions6.40 × 6.43 × 4.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
6.40 mm6.43 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551890869
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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$48,570 HKD|Low: HK$17,471 HKD|High: HK$48,570 HKD|Avg: HK$26,379 HKD
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
Retailer 15
November 6, 2026
Retailer 15HK$17,471 HKD
Retailer 2HK$18,177 HKD
Retailer 12HK$20,398 HKD
Retailer 14HK$21,064 HKD
Retailer 8HK$22,225 HKD
Retailer 3HK$23,230 HKD
Retailer 5HK$23,230 HKD
Retailer 4HK$24,124 HKD
Retailer 9HK$24,312 HKD
Retailer 10HK$24,446 HKD
Retailer 6HK$26,736 HKD
Retailer 7HK$26,807 HKD
Retailer 11HK$26,980 HKD
Retailer 13HK$38,747 HKD
NZ JewellersHK$48,570 HKD

24 data points across 15 retailers

19 retailersHK$17,471 HKD to HK$48,570 HKD

A
Cheapest Retailer
-
HK$17,471 HKD
A
Retailer 2
-
HK$18,177 HKD
View
A
Retailer 3
-
HK$20,398 HKD
View
A
Retailer 4
-
HK$21,064 HKD
View
A
Retailer 5
-
HK$21,331 HKD
View
A
Retailer 6
-
HK$21,433 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$21,653 HKD
View
A
Retailer 8
-
HK$22,225 HKD
View
A
Retailer 9
-
HK$23,034 HKD
View
A
Retailer 10
-
HK$23,230 HKD
View
Retailer 11
-
HK$23,230 HKD
View
Price last confirmed 8 days ago
A
Retailer 12
-
HK$23,614 HKD
View
B+
Retailer 13
-
HK$24,124 HKD
View
B+
Retailer 14
-
HK$24,312 HKD
View
A
Retailer 15
-
HK$24,446 HKD
View
B+
Retailer 16
-
HK$26,807 HKD
View
B+
Retailer 17
-
HK$26,980 HKD
View
B
Retailer 18
-
HK$38,747 HKD
View
Most Expensive
B
NZ Jewellers
3e5d6118-cc3a-477f-a821-da6baab11521 · Nov 5
HK$48,570 HKD
$6,191 USD
View
18 more retailers have this diamond
Prices start from HK$17,471 HKDSave up to HK$31,098 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$17,471 HKD