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Oval|Natural|IGI

1.21ct J SI2 Oval Natural Diamond

EX • J/SI2 • IGI 731572279

Shape and cutting style on the report: Oval brilliant

Certificate IGI 731572279

Diamond specifications and retailer prices

From $1,499 SGD
As of November 6, 2026
Save $3,414 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,914 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 731572279. Listed at 14 retailers as of November 5, 2026, with prices from $1,499 to $4,914, a $3,414 spread on the same certified stone. NZ Jewellers lists it at $4,914. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.3°
Pavilion angle39.5°
OriginNatural
Grading LabIGI
CertificateIGI 731572279
Dimensions8.33 × 5.94 × 3.76 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
8.33 mm5.94 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 731572279
Side View
Table 58.0%Crown 37.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 63.3%

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 6
Current: $4,914 SGD|Low: $1,433 SGD|High: $4,950 SGD|Avg: $2,186 SGD|-0.7%
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
November 6, 2026
Retailer 6$1,499 SGD
Retailer 2$1,867 SGD
Retailer 4$1,912 SGD
Retailer 7$2,007 SGD
Retailer 10$2,015 SGD
Retailer 5$2,024 SGD
Retailer 3$2,108 SGD
Retailer 12$2,124 SGD
Retailer 8$2,189 SGD
Retailer 9$2,325 SGD
Retailer 13$2,661 SGD
Retailer 11$3,546 SGD
NZ Jewellers$4,914 SGD

45 data points across 13 retailers

14 retailers$1,499 SGD to $4,914 SGD

A
Cheapest Retailer
-
$1,499 SGD
A
Retailer 2
-
$1,867 SGD
View
Retailer 3
-
$1,912 SGD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,995 SGD
View
A
Retailer 5
-
$2,007 SGD
View
A
Retailer 6
-
$2,015 SGD
View
B+
Retailer 7
-
$2,024 SGD
View
B+
Retailer 8
-
$2,108 SGD
View
B+
Retailer 9
-
$2,124 SGD
View
B+
Retailer 10
-
$2,189 SGD
View
B+
Retailer 11
-
$2,325 SGD
View
B+
Retailer 12
-
$2,661 SGD
View
B
Retailer 13
-
$3,546 SGD
View
Most Expensive
B
NZ Jewellers
7b9e4469-93ea-45f1-b4d4-7fdcf99e0cc0 · Nov 5
$4,914 SGD
$3,834 USD
View
13 more retailers have this diamond
Prices start from $1,499 SGDSave up to $3,414 SGD

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
$1,499 SGD