CaratHunter
Plans
Radiant|Natural|GIA

1.20ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 2456032341

Certificate GIA 2456032341

Diamond specifications and retailer prices

From HK$23,050 HKD
As of November 6, 2026
Save HK$26,420 HKD (53%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$49,470 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2456032341. Listed at 11 retailers as of November 5, 2026, with prices from HK$23,050 to HK$49,470, a HK$26,420 spread on the same certified stone. NZ Jewellers lists it at HK$49,470. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2456032341
Dimensions7.16 × 5.46 × 3.30 mm
L/W Ratio1.31
Top View
7.16 mm5.46 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2456032341
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$29,665 HKD|Low: HK$23,747 HKD|High: HK$48,051 HKD|Avg: HK$32,582 HKD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 5HK$23,747 HKD
Retailer 2HK$27,541 HKD
Retailer 1HK$29,665 HKD
Retailer 3HK$31,499 HKD
Retailer 4HK$47,487 HKD

42 data points across 5 retailers

11 retailersHK$23,050 HKD to HK$49,470 HKD

B+
Cheapest Retailer
-
HK$23,050 HKD
B
Retailer 2
-
HK$23,747 HKD
View
Final sale: no returns
B
Retailer 3
-
HK$25,722 HKD
View
B
Retailer 4
-
HK$26,553 HKD
View
B
Retailer 5
-
HK$26,710 HKD
View
B
Retailer 6
-
HK$27,541 HKD
View
B
Retailer 7
-
HK$29,665 HKD
View
B
Retailer 8
-
HK$29,680 HKD
View
B
Retailer 9
-
HK$31,499 HKD
View
B
Retailer 10
-
HK$47,487 HKD
View
Most Expensive
B
NZ Jewellers
0003377b-c99c-4edd-985c-897e4d3d6e06 · Nov 5
HK$49,470 HKD
$6,312 USD
View
10 more retailers have this diamond
Prices start from HK$23,050 HKDSave up to HK$26,420 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.

B+
1.20ct Radiant
HK$23,050 HKD