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Radiant|Natural|GIA

1.21ct F SI2 Radiant Natural Diamond

ID • F/SI2 • GIA 1538184161

Certificate GIA 1538184161

Diamond specifications and retailer prices

From $3,348 CAD
As of November 2, 2026
Save $3,735 CAD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,082 CAD at NZ Jewellers · As of November 3, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1538184161. Listed at 6 retailers as of November 2, 2026, with prices from $3,348 to $7,082, a $3,735 spread on the same certified stone. NZ Jewellers lists it at $7,082. 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
F
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle48.74°
Pavilion angle31.51°
OriginNatural
Grading LabGIA
CertificateGIA 1538184161
Dimensions6.70 × 5.29 × 3.63 mm
L/W Ratio1.27
Girdle conditionVery Thick
Key to symbols
Cloud, Crystal, Feather, Cavity, Needle, Indented Natural
Top View
6.70 mm5.29 mm1.21 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1538184161
Side View
Table 66.0%Crown 48.74°Girdle: THK-VTKPavilion 31.51°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $7,082 CAD|Low: $3,348 CAD|High: $7,136 CAD|Avg: $4,351 CAD|-0.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 4$3,348 CAD
Retailer 5$3,387 CAD
Retailer 3$3,543 CAD
Retailer 6$3,588 CAD
Retailer 9$3,746 CAD
Retailer 7$3,950 CAD
Retailer 8$4,214 CAD
Retailer 2$5,904 CAD
NZ Jewellers$7,082 CAD

29 data points across 9 retailers

6 retailers$3,348 CAD to $7,082 CAD

A
Cheapest Retailer
-
$3,348 CAD
A
Retailer 2
-
$3,387 CAD
View
A
Retailer 3
-
$3,543 CAD
View
A
Retailer 4
-
$3,588 CAD
View
B+
Retailer 5
-
$5,904 CAD
View
Most Expensive
B
NZ Jewellers
cc3a81c0-08de-4887-bf65-230260d48f34 · Nov 3
$7,082 CAD
$5,035 USD
View
5 more retailers have this diamond
Prices start from $3,348 CADSave up to $3,735 CAD

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
$3,348 CAD