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Radiant|Natural|GIA

1.21ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 2245052938

Certificate GIA 2245052938

Diamond specifications and retailer prices

From $2,999 CAD
SGD 2,901 SGD
As of October 31, 2026
Save $2,836 CAD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,835 CAD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245052938. Listed at 11 retailers as of October 31, 2026, with prices from $2,999 to $5,835, a $2,836 spread on the same certified stone. Helzberg Diamonds lists it at $5,835. 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
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245052938
Dimensions7.39 × 5.46 × 3.69 mm
L/W Ratio1.35
Culet sizeNone
Top View
7.39 mm5.46 mm1.21 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245052938
Side View
Table 69.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 67.6%

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: Oct 31
Current: $5,835 CAD|Low: $2,999 CAD|High: $6,190 CAD|Avg: $4,221 CAD|-5.7%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$2,999 CAD
Retailer 9$3,228 CAD
Retailer 7$3,255 CAD
Retailer 8$3,256 CAD
Retailer 2$3,490 CAD
Retailer 11$3,545 CAD
Retailer 6$3,839 CAD
Retailer 10$4,024 CAD
Retailer 4$4,179 CAD
Retailer 3$5,456 CAD
Helzberg Diamonds$5,835 CAD

37 data points across 11 retailers

11 retailers$2,999 CAD to $5,835 CAD

A
Cheapest Retailer
-
$2,999 CAD
SGD 2,901 SGD
A
Retailer 2
-
$3,228 CAD
$2,311 USD
View
A
Retailer 3
-
$3,255 CAD
$2,330 USD
View
A
Retailer 4
-
$3,256 CAD
$2,331 USD
View
A
Retailer 5
-
$3,490 CAD
£1,967 GBP
View
A
Retailer 6
-
$3,545 CAD
SGD 3,429 SGD
View
A
Retailer 7
-
$3,839 CAD
$2,748 USD
View
A
Retailer 8
-
$4,024 CAD
$2,881 USD
View
B+
Retailer 9
-
$4,179 CAD
€2,849 EUR
View
B+
Retailer 10
-
$5,456 CAD
$3,906 USD
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKLGLIPJO · Nov 1
$5,835 CAD
$4,177 USD
View
10 more retailers have this diamond
Prices start from $2,999 CADSave up to $2,836 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
$2,999 CAD