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Radiant|Natural|GIA

1.21ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 2527034998

Certificate GIA 2527034998

Diamond specifications and retailer prices

From $6,304 CAD
As of November 4, 2026
Save $5,788 CAD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,093 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 E 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 2527034998. Listed at 13 retailers as of November 4, 2026, with prices from $6,304 to $12,093, a $5,788 spread on the same certified stone. NZ Jewellers lists it at $12,093. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.56°
Pavilion angle30.52°
OriginNatural
Grading LabGIA
CertificateGIA 2527034998
Dimensions7.03 × 5.18 × 3.54 mm
L/W Ratio1.36
Girdle conditionThick
Key to symbols
Crystal, Feather
Top View
7.03 mm5.18 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527034998
Side View
Table 63.0%Crown 43.56°GirdlePavilion 30.52°CuletDepth 68.3%

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 4
Current: $12,093 CAD|Low: $6,117 CAD|High: $12,093 CAD|Avg: $8,162 CAD
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 6, 2026
Retailer 11$6,304 CAD
Retailer 5$6,501 CAD
Retailer 10$6,673 CAD
Retailer 2$7,013 CAD
Retailer 3$7,230 CAD
Retailer 13$7,230 CAD
Retailer 14$7,230 CAD
Retailer 12$7,288 CAD
Retailer 7$8,136 CAD
Retailer 6$8,278 CAD
Retailer 4$8,343 CAD
Retailer 8$8,821 CAD
Retailer 9$11,483 CAD
NZ Jewellers$12,093 CAD

36 data points across 14 retailers

13 retailers$6,304 CAD to $12,093 CAD

B+
Cheapest Retailer
-
$6,304 CAD
B+
Retailer 2
-
$6,501 CAD
View
B
Retailer 3
-
$6,673 CAD
View
Final sale: no returns
B
Retailer 4
-
$6,794 CAD
View
B+
Retailer 5
-
$7,013 CAD
View
B
Retailer 6
-
$7,230 CAD
View
B
Retailer 7
-
$7,230 CAD
View
Retailer 8
-
$7,288 CAD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$8,136 CAD
View
B
Retailer 10
-
$8,343 CAD
View
B
Retailer 11
-
$8,821 CAD
View
B
Retailer 12
-
$11,483 CAD
View
Most Expensive
B
NZ Jewellers
a9aa4bc4-7d42-4326-8662-e0689a919691 · Nov 5
$12,093 CAD
$8,597 USD
View
12 more retailers have this diamond
Prices start from $6,304 CADSave up to $5,788 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
$6,304 CAD