Radiant|Natural|GIA

1.21ct I SI2 Radiant Natural Diamond

I/SI2 • GIA 7568523209

Certificate GIA 7568523209

Diamond specifications and retailer prices

From $2,214 USD
HK$17,300 HKD
As of November 1, 2026
Save $3,951 USD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,165 USD at NZ Jewellers · As of October 30, 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 October 30, 2026, with prices from $2,214 to $6,165, a $3,951 spread on the same certified stone. NZ Jewellers lists it at $6,165. 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
Color
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 1
Current: $6,165 USD|Low: $2,202 USD|High: $6,292 USD|Avg: $3,255 USD|+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 1, 2026
Retailer 8$2,214 USD
Retailer 2$2,239 USD
Retailer 5$2,601 USD
Retailer 10$2,722 USD
Retailer 3$2,797 USD
Retailer 6$2,916 USD
Retailer 11$2,949 USD
Retailer 9$3,062 USD
Retailer 13$3,088 USD
Retailer 12$3,173 USD
Retailer 4$3,402 USD
Retailer 7$4,931 USD
NZ Jewellers$6,165 USD

24 data points across 13 retailers

14 retailers$2,214 USD to $6,165 USD

A
Cheapest Retailer
-
$2,214 USD
HK$17,300 HKD
A
Retailer 2
-
$2,239 USD
₹213,284 INR
View
B
Retailer 3
-
$2,722 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,797 USD
View
B+
Retailer 5
-
$2,916 USD
£2,296 GBP
View
B+
Retailer 6
-
$2,949 USD
View
B
Retailer 7
-
$3,062 USD
View
B
Retailer 8
-
$3,088 USD
SGD 4,173 SGD
View
B
Retailer 9
-
$3,173 USD
View
B
Retailer 10
-
$3,402 USD
View
Retailer 11
-
$3,543 USD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$4,931 USD
£3,883 GBP
View
Retailer 13
-
$5,349 USD
View
Price last confirmed 23 days ago
Most Expensive
C
NZ Jewellers
70bb99a5-11c0-4c1f-beb1-7b90743d7451 · Oct 30
$6,165 USD
View
13 more retailers have this diamond
Prices start from $2,214 USDSave up to $3,951 USD

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
$2,214 USD