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Radiant|Natural|GIA

1.21ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 6551273212

Certificate GIA 6551273212

Diamond specifications and retailer prices

From HK$31,088 HKD
CA$5,503 CAD
As of October 30, 2026
Save HK$4,775 HKD (13%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$35,863 HKD at The Diamond Guys · As of November 2, 2026
View at The Diamond Guys

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded G 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 6551273212. Listed at 3 retailers as of October 30, 2026, with prices from HK$31,088 to HK$35,863, a HK$4,775 spread on the same certified stone. The Diamond Guys lists it at HK$35,863. 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

1.21
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551273212
Dimensions7.24 × 5.47 × 3.60 mm
L/W Ratio1.32
Culet sizeNone
Top View
7.24 mm5.47 mm1.21 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551273212
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.7%

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: Oct 30
Current: HK$31,088 HKD|Low: HK$27,083 HKD|High: HK$42,042 HKD|Avg: HK$33,321 HKD
Retailer 1
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
The Diamond Guys
October 15, 2026
Retailer 2HK$27,083 HKD
Retailer 11HK$27,272 HKD
Retailer 7HK$27,978 HKD
Retailer 13HK$30,719 HKD
Retailer 1HK$31,088 HKD
Retailer 8HK$32,277 HKD
Retailer 5HK$33,353 HKD
Retailer 9HK$33,817 HKD
Retailer 4HK$34,756 HKD
Retailer 15HK$34,756 HKD
Retailer 3HK$35,855 HKD
The Diamond GuysHK$35,863 HKD
Retailer 14HK$37,162 HKD
Retailer 10HK$38,436 HKD
Retailer 12HK$40,429 HKD
Retailer 6HK$41,649 HKD

36 data points across 16 retailers

3 retailersHK$31,088 HKD to HK$35,863 HKD

B+
Cheapest Retailer
-
HK$31,088 HKD
CA$5,503 CAD
B+
Retailer 2
-
HK$32,277 HKD
$4,114 USD
View
Most Expensive
B
The Diamond Guys
1992899755 · Nov 2
HK$35,863 HKD
$4,571 USD
View
2 more retailers have this diamond
Prices start from HK$31,088 HKDSave up to HK$4,775 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+
1.21ct Radiant
HK$31,088 HKD