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Oval|Natural|GIA

1.21ct E SI2 Oval Natural Diamond

EX • E/SI2 • GIA 2554328458

Certificate GIA 2554328458

Diamond specifications and retailer prices

From $4,163 CAD
$2,975 USD
As of October 28, 2026
Save $3,754 CAD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,918 CAD at Helzberg Diamonds · As of October 28, 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 E 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 2554328458. Listed at 13 retailers as of October 28, 2026, with prices from $4,163 to $7,918, a $3,754 spread on the same certified stone. Helzberg Diamonds lists it at $7,918. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.24°
Pavilion angle38.71°
OriginNatural
Grading LabGIA
CertificateGIA 2554328458
Dimensions8.71 × 5.90 × 3.60 mm
L/W Ratio1.48
Culet sizeNone
Top View
8.71 mm5.90 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554328458
Side View
Table 60.0%Crown 40.24°Girdle: STK-THKPavilion 38.71°Culet: NoneDepth 61.0%

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: Oct 28
Current: $7,918 CAD|Low: $4,163 CAD|High: $8,241 CAD|Avg: $5,881 CAD|-3.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7$4,163 CAD
Retailer 9$4,241 CAD
Retailer 4$4,286 CAD
Retailer 8$4,489 CAD
Retailer 2$4,906 CAD
Retailer 12$5,015 CAD
Retailer 10$5,332 CAD
Retailer 11$5,433 CAD
Retailer 6$5,559 CAD
Retailer 5$5,776 CAD
Retailer 3$7,494 CAD
Helzberg Diamonds$7,918 CAD

37 data points across 12 retailers

13 retailers$4,163 CAD to $7,918 CAD

A
Cheapest Retailer
-
$4,163 CAD
$2,975 USD
A
Retailer 2
-
$4,241 CAD
SGD 4,095 SGD
View
A
Retailer 3
-
$4,286 CAD
$3,062 USD
View
A
Retailer 4
-
$4,489 CAD
$3,207 USD
View
A
Retailer 5
-
$4,906 CAD
£2,760 GBP
View
B+
Retailer 6
-
$5,015 CAD
SGD 4,842 SGD
View
B+
Retailer 7
-
$5,332 CAD
$3,810 USD
View
B+
Retailer 8
-
$5,335 CAD
$3,812 USD
View
B+
Retailer 9
-
$5,433 CAD
$3,882 USD
View
B+
Retailer 10
-
$5,559 CAD
€3,783 EUR
View
B+
Retailer 11
-
$5,776 CAD
$4,127 USD
View
B
Retailer 12
-
$7,494 CAD
$5,354 USD
View
Most Expensive
B
Helzberg Diamonds
XZRILLKJIOKLO · Oct 28
$7,918 CAD
$5,657 USD
View
12 more retailers have this diamond
Prices start from $4,163 CADSave up to $3,754 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
$4,163 CAD