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Radiant|Natural|GIA

1.20ct D SI1 Radiant Natural Diamond

ID • D/SI1 • GIA 6565507550

Certificate GIA 6565507550

Diamond specifications and retailer prices

From HK$25,581 HKD
As of November 6, 2026
Save HK$34,351 HKD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$59,933 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565507550. Listed at 22 retailers as of November 5, 2026, with prices from HK$25,581 to HK$59,933, a HK$34,351 spread on the same certified stone. NZ Jewellers lists it at HK$59,933. 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

1.20
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565507550
Dimensions7.57 × 5.24 × 3.48 mm
L/W Ratio1.44
Girdle conditionPolished
Top View
7.57 mm5.24 mm1.20 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565507550
Side View
Table 67.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.4%

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$59,933 HKD|Low: HK$24,171 HKD|High: HK$59,933 HKD|Avg: HK$34,723 HKD|+2.5%
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
Retailer 22
November 7, 2026
Retailer 8HK$25,581 HKD
Retailer 11HK$26,294 HKD
Retailer 22HK$26,953 HKD
Retailer 4HK$27,094 HKD
Retailer 13HK$27,376 HKD
Retailer 12HK$27,980 HKD
Retailer 16HK$28,701 HKD
Retailer 10HK$28,763 HKD
Retailer 6HK$29,571 HKD
Retailer 3HK$29,743 HKD
Retailer 20HK$30,519 HKD
Retailer 9HK$30,613 HKD
Retailer 14HK$30,777 HKD
Retailer 2HK$32,204 HKD
Retailer 7HK$32,988 HKD
Retailer 17HK$33,372 HKD
Retailer 15HK$35,190 HKD
Retailer 18HK$37,964 HKD
Retailer 19HK$41,969 HKD
Retailer 5HK$51,633 HKD
Retailer 21HK$54,642 HKD
NZ JewellersHK$59,933 HKD

18 data points across 22 retailers

22 retailersHK$25,581 HKD to HK$59,933 HKD

A
Cheapest Retailer
-
HK$25,581 HKD
A
Retailer 2
-
HK$26,294 HKD
View
B+
Retailer 3
-
HK$26,953 HKD
View
A
Retailer 4
-
HK$27,094 HKD
View
A
Retailer 5
-
HK$27,376 HKD
View
A
Retailer 6
-
HK$27,980 HKD
View
B+
Retailer 7
-
HK$28,701 HKD
View
B+
Retailer 8
-
HK$28,763 HKD
View
Final sale: no returns
B+
Retailer 9
-
HK$29,571 HKD
View
B+
Retailer 10
-
HK$29,743 HKD
View
B+
Retailer 11
-
HK$30,519 HKD
View
B+
Retailer 12
-
HK$30,613 HKD
View
Retailer 13
-
HK$30,777 HKD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
HK$32,204 HKD
View
B+
Retailer 15
-
HK$32,988 HKD
View
B+
Retailer 16
-
HK$33,372 HKD
View
Retailer 17
-
HK$35,190 HKD
View
Price last confirmed 12 days ago
B+
Retailer 18
-
HK$37,964 HKD
View
B+
Retailer 19
-
HK$41,969 HKD
View
B
Retailer 20
-
HK$51,633 HKD
View
B
Retailer 21
-
HK$54,642 HKD
View
Most Expensive
B
NZ Jewellers
8e292ed4-27ca-407b-8ce0-f56f7954f340 · Nov 5
HK$59,933 HKD
$7,647 USD
View
21 more retailers have this diamond
Prices start from HK$25,581 HKDSave up to HK$34,351 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
1.20ct Radiant
HK$25,581 HKD