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Oval|Natural|GIA

1.21ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 2557610799

Certificate GIA 2557610799

Diamond specifications and retailer prices

From $3,173 CAD
As of November 5, 2026
Save $2,657 CAD (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,830 CAD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.21ct natural oval diamond

This 1.21ct natural oval 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 2557610799. Listed at 14 retailers as of November 5, 2026, with prices from $3,173 to $5,830, a $2,657 spread on the same certified stone. Helzberg Diamonds lists it at $5,830. 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
FluorescenceFaint
Crown angle38.61°
Pavilion angle39.97°
OriginNatural
Grading LabGIA
CertificateGIA 2557610799
Dimensions8.34 × 5.99 × 3.72 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.34 mm5.99 mm1.21 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557610799
Side View
Table 60.0%Crown 38.61°Girdle: STK-THKPavilion 39.97°Culet: NoneDepth 62.0%

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 5
Current: $5,830 CAD|Low: $3,155 CAD|High: $6,264 CAD|Avg: $4,150 CAD|-6.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$3,173 CAD
Retailer 12$3,197 CAD
Retailer 2$3,335 CAD
Retailer 11$3,393 CAD
Retailer 8$3,630 CAD
Retailer 5$3,695 CAD
Retailer 3$3,993 CAD
Retailer 10$4,079 CAD
Retailer 4$4,172 CAD
Retailer 6$4,256 CAD
Retailer 7$4,359 CAD
Retailer 13$5,565 CAD
Helzberg Diamonds$5,830 CAD

25 data points across 13 retailers

14 retailers$3,173 CAD to $5,830 CAD

A
Cheapest Retailer
-
$3,173 CAD
A
Retailer 2
-
$3,197 CAD
View
A
Retailer 3
-
$3,335 CAD
View
A
Retailer 4
-
$3,393 CAD
View
A
Retailer 5
-
$3,630 CAD
View
A
Retailer 6
-
$3,695 CAD
View
A
Retailer 7
-
$3,993 CAD
View
A
Retailer 8
-
$4,079 CAD
View
A
Retailer 9
-
$4,172 CAD
View
A
Retailer 10
-
$4,256 CAD
View
B+
Retailer 11
-
$4,359 CAD
View
B+
Retailer 12
-
$4,436 CAD
View
B+
Retailer 13
-
$5,565 CAD
View
Most Expensive
B+
Helzberg Diamonds
XZRILLNMHGNPP · Nov 6
$5,830 CAD
$4,145 USD
View
13 more retailers have this diamond
Prices start from $3,173 CADSave up to $2,657 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 Oval
$3,173 CAD