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Radiant|Natural|GIA

1.21ct I SI2 Radiant Natural Diamond

I/SI2 • GIA 7568523209

Certificate GIA 7568523209

Diamond specifications and retailer prices

From HK$17,352 HKD
As of November 6, 2026
Save HK$30,966 HKD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$48,318 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included) and certified by GIA 7568523209. Listed at 14 retailers as of November 5, 2026, with prices from HK$17,352 to HK$48,318, a HK$30,966 spread on the same certified stone. NZ Jewellers lists it at HK$48,318. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
I
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7568523209
Dimensions7.36 × 5.32 × 3.55 mm
L/W Ratio1.38
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Needle
Top View
7.36 mm5.32 mm1.21 ctI / SI2
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7568523209
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.8%

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$48,318 HKD|Low: HK$17,250 HKD|High: HK$49,313 HKD|Avg: HK$25,499 HKD|+15.3%
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
November 7, 2026
Retailer 8HK$17,352 HKD
Retailer 6HK$17,399 HKD
Retailer 5HK$20,377 HKD
Retailer 10HK$21,333 HKD
Retailer 3HK$21,921 HKD
Retailer 7HK$22,721 HKD
Retailer 11HK$23,112 HKD
Retailer 9HK$23,998 HKD
Retailer 13HK$24,202 HKD
Retailer 12HK$24,868 HKD
Retailer 4HK$26,663 HKD
Retailer 2HK$38,435 HKD
NZ JewellersHK$48,318 HKD

30 data points across 13 retailers

14 retailersHK$17,352 HKD to HK$48,318 HKD

A
Cheapest Retailer
-
HK$17,352 HKD
A
Retailer 2
-
HK$17,399 HKD
View
B
Retailer 3
-
HK$21,333 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$21,921 HKD
View
B+
Retailer 5
-
HK$22,721 HKD
View
B+
Retailer 6
-
HK$23,112 HKD
View
B
Retailer 7
-
HK$23,998 HKD
View
Retailer 8
-
HK$24,202 HKD
View
Price last confirmed 11 days ago
B
Retailer 9
-
HK$24,868 HKD
View
B
Retailer 10
-
HK$26,663 HKD
View
Retailer 11
-
HK$27,768 HKD
View
Price last confirmed 29 days ago
B
Retailer 12
-
HK$38,435 HKD
View
Retailer 13
-
HK$41,922 HKD
View
Price last confirmed 29 days ago
Most Expensive
C
NZ Jewellers
70bb99a5-11c0-4c1f-beb1-7b90743d7451 · Nov 5
HK$48,318 HKD
$6,165 USD
View
13 more retailers have this diamond
Prices start from HK$17,352 HKDSave up to HK$30,966 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
1.21ct Radiant
HK$17,352 HKD