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Radiant|Natural|GIA

1.21ct J VS2 Radiant Natural Diamond

ID • J/VS2 • GIA 02

Certificate GIA 02

Diamond specifications and retailer prices

From $3,599 SGD
As of November 4, 2026
Save $889 SGD (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,488 SGD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 4, 2026, with prices from $3,599 to $4,488, a $889 spread on the same certified stone. Blue Nile lists it at $4,488. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
J
Colour
VS2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 02
Dimensions6.93 × 5.41 × 3.71 mm
L/W Ratio1.28
Top View
6.93 mm5.41 mm1.21 ctJ / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 02
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.7%

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 4
Current: $4,488 SGD|Low: $3,599 SGD|High: $4,488 SGD|Avg: $3,820 SGD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 3$3,599 SGD
Retailer 2$3,819 SGD
Blue Nile$4,488 SGD

3 data points across 3 retailers

3 retailers$3,599 SGD to $4,488 SGD

B+
Cheapest Retailer
-
$3,599 SGD
B+
Retailer 2
-
$3,819 SGD
View
Most Expensive
B
Blue Nile
26524855 · Nov 5
$4,488 SGD
$3,502 USD
View
2 more retailers have this diamond
Prices start from $3,599 SGDSave up to $889 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.

B+
1.21ct Radiant
$3,599 SGD