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Radiant|Natural|GIA

1.20ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 2554784839

Certificate GIA 2554784839

Diamond specifications and retailer prices

From HK$21,161 HKD
As of November 6, 2026
Save HK$25,521 HKD (55%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$46,682 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554784839. Listed at 6 retailers as of November 4, 2026, with prices from HK$21,161 to HK$46,682, a HK$25,521 spread on the same certified stone. MOH London lists it at HK$46,682. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554784839
Dimensions7.27 × 5.44 × 3.78 mm
L/W Ratio1.34
Girdle conditionSlightly Thick to Thick
Culet sizeNone
Top View
7.27 mm5.44 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554784839
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$46,682 HKD|Low: HK$20,965 HKD|High: HK$47,050 HKD|Avg: HK$29,715 HKD|+0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 5HK$21,161 HKD
Retailer 8HK$21,898 HKD
Retailer 6HK$23,167 HKD
Retailer 3HK$27,901 HKD
Retailer 2HK$28,959 HKD
Retailer 9HK$29,045 HKD
Retailer 7HK$30,487 HKD
Retailer 4HK$32,572 HKD
MOH LondonHK$46,682 HKD

42 data points across 9 retailers

6 retailersHK$21,161 HKD to HK$46,682 HKD

B+
Cheapest Retailer
-
HK$21,161 HKD
B+
Retailer 2
-
HK$23,167 HKD
View
B+
Retailer 3
-
HK$27,901 HKD
View
B
Retailer 4
-
HK$28,959 HKD
View
B
Retailer 5
-
HK$32,572 HKD
View
Most Expensive
B
MOH London
CF378791B · Nov 4
HK$46,682 HKD
£4,690 GBP
View
5 more retailers have this diamond
Prices start from HK$21,161 HKDSave up to HK$25,521 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$21,161 HKD