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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 $2,837 SGD
As of November 6, 2026
Save $5,064 SGD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,901 SGD 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 $2,837 to $7,901, a $5,064 spread on the same certified stone. NZ Jewellers lists it at $7,901. 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: $7,901 SGD|Low: $2,821 SGD|High: $8,064 SGD|Avg: $4,170 SGD|+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 6, 2026
Retailer 8$2,837 SGD
Retailer 2$2,845 SGD
Retailer 5$3,332 SGD
Retailer 10$3,489 SGD
Retailer 3$3,585 SGD
Retailer 6$3,715 SGD
Retailer 11$3,779 SGD
Retailer 9$3,924 SGD
Retailer 13$3,958 SGD
Retailer 12$4,067 SGD
Retailer 4$4,360 SGD
Retailer 7$6,320 SGD
NZ Jewellers$7,901 SGD

29 data points across 13 retailers

14 retailers$2,837 SGD to $7,901 SGD

A
Cheapest Retailer
-
$2,837 SGD
A
Retailer 2
-
$2,845 SGD
View
B
Retailer 3
-
$3,489 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,585 SGD
View
B+
Retailer 5
-
$3,715 SGD
View
B+
Retailer 6
-
$3,779 SGD
View
B
Retailer 7
-
$3,924 SGD
View
Retailer 8
-
$3,958 SGD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$4,067 SGD
View
B
Retailer 10
-
$4,360 SGD
View
Retailer 11
-
$4,541 SGD
View
Price last confirmed 29 days ago
B
Retailer 12
-
$6,320 SGD
View
Retailer 13
-
$6,855 SGD
View
Price last confirmed 29 days ago
Most Expensive
C
NZ Jewellers
70bb99a5-11c0-4c1f-beb1-7b90743d7451 · Nov 5
$7,901 SGD
$6,165 USD
View
13 more retailers have this diamond
Prices start from $2,837 SGDSave up to $5,064 SGD

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
$2,837 SGD