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Round|Natural|GIA

1.02ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6531774754

Certificate GIA 6531774754

Diamond specifications and retailer prices

From HK$20,187 HKD
As of October 29, 2026
Save HK$26,734 HKD (57%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$51,417 HKD at NZ Jewellers · As of September 19, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531774754. Listed at 25 retailers as of October 29, 2026, with a 132% 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6531774754
Dimensions6.38 × 6.41 × 4.04 mm
L/W Ratio1.00
Top View
6.38 mm6.41 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6531774754
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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: Oct 29
Current: HK$46,921 HKD|Low: HK$20,187 HKD|High: HK$47,951 HKD|Avg: HK$28,647 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 5HK$20,187 HKD
Retailer 15HK$21,546 HKD
Retailer 9HK$21,852 HKD
Retailer 17HK$21,852 HKD
Retailer 11HK$22,166 HKD
Retailer 10HK$22,527 HKD
Retailer 8HK$24,402 HKD
Retailer 6HK$25,336 HKD
Retailer 2HK$25,993 HKD
Retailer 18HK$26,599 HKD
Retailer 20HK$26,599 HKD
Retailer 16HK$27,462 HKD
Retailer 13HK$27,974 HKD
Retailer 12HK$28,153 HKD
Retailer 21HK$29,561 HKD
Retailer 14HK$30,349 HKD
Retailer 4HK$30,522 HKD
Retailer 7HK$31,966 HKD
Retailer 19HK$32,797 HKD
Retailer 3HK$45,101 HKD
NZ JewellersHK$46,921 HKD

23 data points across 21 retailers

25 retailersHK$20,187 HKD to HK$46,921 HKD

A
Cheapest Retailer
-
HK$20,187 HKD
A
Retailer 2
-
HK$21,546 HKD
$2,746 USD
View
A
Retailer 3
-
HK$21,852 HKD
$2,785 USD
View
A
Retailer 4
-
HK$21,852 HKD
$2,785 USD
View
A
Retailer 5
-
HK$22,166 HKD
$2,825 USD
View
A
Retailer 6
-
HK$22,506 HKD
A$4,413 AUD
View
A
Retailer 7
-
HK$22,527 HKD
$2,871 USD
View
Final sale: no returns
A
Retailer 8
-
HK$24,402 HKD
$3,110 USD
View
A
Retailer 9
-
HK$25,336 HKD
$3,229 USD
View
A
Retailer 10
-
HK$25,993 HKD
£2,608 GBP
View
B+
Retailer 11
-
HK$26,599 HKD
$3,390 USD
View
B+
Retailer 12
-
HK$26,599 HKD
$3,390 USD
View
B+
Retailer 13
-
HK$27,462 HKD
$3,500 USD
View
Retailer 14
-
HK$27,784 HKD
$3,541 USD
View
Price last confirmed 42 days ago
B+
Retailer 15
-
HK$27,974 HKD
£2,807 GBP
View
B+
Retailer 16
-
HK$28,153 HKD
$3,588 USD
View
B+
Retailer 17
-
HK$29,561 HKD
€3,588 EUR
View
Retailer 18
-
HK$30,349 HKD
A$5,951 AUD
View
Price last confirmed 21 days ago
Retailer 19
-
HK$30,522 HKD
$3,890 USD
View
Price last confirmed 7 days ago
Retailer 20
-
HK$30,852 HKD
$3,932 USD
View
Price last confirmed 38 days ago
B+
Retailer 21
-
HK$31,966 HKD
$4,074 USD
View
B+
Retailer 22
-
HK$32,797 HKD
ZAR 67,526 ZAR
View
B
Retailer 23
-
HK$45,101 HKD
£4,526 GBP
View
B
Retailer 24
-
HK$46,921 HKD
$5,980 USD
View
Most Expensive
NZ Jewellers
de278a56-2361-45d9-a9ac-6d825ab6d4ca · Sep 19
HK$51,417 HKD
$6,553 USD
View
Price last confirmed 40 days ago
24 more retailers have this diamond
Prices start from HK$20,187 HKDSave up to HK$26,734 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$20,187 HKD