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Radiant|Natural|GIA

1.20ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 7558283386

Certificate GIA 7558283386

Diamond specifications and retailer prices

From HK$18,661 HKD
As of November 6, 2026
Save HK$21,663 HKD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$40,323 HKD at NZ Jewellers · As of November 3, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558283386. Listed at 8 retailers as of November 3, 2026, with prices from HK$18,661 to HK$40,323, a HK$21,663 spread on the same certified stone. NZ Jewellers lists it at HK$40,323. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle51.77°
Pavilion angle36.12°
OriginNatural
Grading LabGIA
CertificateGIA 7558283386
Dimensions6.85 × 5.33 × 3.70 mm
L/W Ratio1.29
Girdle conditionThick
Key to symbols
Crystal, Feather, Needle
Top View
6.85 mm5.33 mm1.20 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558283386
Side View
Table 71.0%Crown 51.77°Girdle: STK-THKPavilion 36.12°Culet: NoneDepth 69.5%

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$40,323 HKD|Low: HK$18,661 HKD|High: HK$41,860 HKD|Avg: HK$24,835 HKD|-3.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5HK$18,661 HKD
Retailer 2HK$19,061 HKD
Retailer 7HK$19,288 HKD
Retailer 4HK$20,173 HKD
Retailer 8HK$20,220 HKD
Retailer 6HK$20,416 HKD
Retailer 9HK$24,515 HKD
Retailer 3HK$33,787 HKD
NZ JewellersHK$40,323 HKD

32 data points across 9 retailers

8 retailersHK$18,661 HKD to HK$40,323 HKD

A
Cheapest Retailer
-
HK$18,661 HKD
A
Retailer 2
-
HK$19,061 HKD
View
A
Retailer 3
-
HK$19,288 HKD
View
A
Retailer 4
-
HK$20,173 HKD
View
Retailer 5
-
HK$20,220 HKD
View
Price last confirmed 26 days ago
A
Retailer 6
-
HK$20,416 HKD
View
B+
Retailer 7
-
HK$33,787 HKD
View
Most Expensive
B
NZ Jewellers
adaf3158-77e3-4311-9a90-5659116a1145 · Nov 3
HK$40,323 HKD
$5,145 USD
View
7 more retailers have this diamond
Prices start from HK$18,661 HKDSave up to HK$21,663 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$18,661 HKD