Radiant|Natural|GIA

1.21ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 7566324802

Certificate GIA 7566324802

Diamond specifications and retailer prices

From $4,463 CAD
As of November 6, 2026
Save $5,968 CAD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,431 CAD 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7566324802. Listed at 15 retailers as of November 5, 2026, with prices from $4,463 to $10,431, a $5,968 spread on the same certified stone. NZ Jewellers lists it at $10,431. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7566324802
Dimensions7.07 × 5.42 × 3.72 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
7.07 mm5.42 mm1.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7566324802
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $10,431 CAD|Low: $4,428 CAD|High: $11,077 CAD|Avg: $6,482 CAD|-5.8%
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
Retailer 14
November 7, 2026
Retailer 8$4,463 CAD
Retailer 10$4,483 CAD
Retailer 4$5,448 CAD
Retailer 3$5,527 CAD
Retailer 14$5,640 CAD
Retailer 9$5,808 CAD
Retailer 11$5,988 CAD
Retailer 12$5,988 CAD
Retailer 7$5,992 CAD
Retailer 13$6,335 CAD
Retailer 6$6,408 CAD
Retailer 5$6,909 CAD
Retailer 2$9,959 CAD
NZ Jewellers$10,431 CAD

30 data points across 14 retailers

15 retailers$4,463 CAD to $10,431 CAD

B+
Cheapest Retailer
-
$4,463 CAD
B+
Retailer 2
-
$4,483 CAD
View
B+
Retailer 3
-
$4,970 CAD
View
B+
Retailer 4
-
$5,448 CAD
View
B+
Retailer 5
-
$5,527 CAD
View
Final sale: no returns
Retailer 6
-
$5,640 CAD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$5,808 CAD
View
B+
Retailer 8
-
$5,988 CAD
View
B+
Retailer 9
-
$5,988 CAD
View
B+
Retailer 10
-
$5,992 CAD
View
B+
Retailer 11
-
$6,335 CAD
View
Retailer 12
-
$6,408 CAD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$6,909 CAD
View
B
Retailer 14
-
$9,959 CAD
View
Most Expensive
B
NZ Jewellers
32679ae2-adf4-4ffa-b85f-ca694f563f22 · Nov 5
$10,431 CAD
$7,416 USD
View
14 more retailers have this diamond
Prices start from $4,463 CADSave up to $5,968 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.

B+
1.21ct Radiant
$4,463 CAD