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1.23ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 732588697

Shape and cutting style on the report: Round brilliant

Certificate IGI 732588697

Diamond specifications and retailer prices

From $2,110 SGD
As of November 6, 2026
Save $4,085 SGD (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,195 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 732588697. Listed at 11 retailers as of November 2, 2026, with prices from $2,110 to $6,195, a $4,085 spread on the same certified stone. NZ Jewellers lists it at $6,195. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32.7°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 732588697
Dimensions6.88 × 6.94 × 4.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.88 mm6.94 mm1.23 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 732588697
Side View
Table 60.0%Crown 32.7°Girdle: MED-STKPavilion 40.8°CuletDepth 60.0%

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 6
Current: $2,110 SGD|Low: $2,110 SGD|High: $4,502 SGD|Avg: $2,942 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$2,110 SGD
Retailer 7$2,344 SGD
Retailer 2$2,363 SGD
Retailer 8$2,657 SGD
Retailer 6$2,931 SGD
Retailer 4$3,099 SGD
Retailer 3$3,608 SGD
Retailer 5$4,437 SGD

41 data points across 8 retailers

11 retailers$2,110 SGD to $6,195 SGD

A
Cheapest Retailer
-
$2,110 SGD
A
Retailer 2
-
$2,344 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,363 SGD
View
A
Retailer 4
-
$2,539 SGD
View
B+
Retailer 5
-
$2,657 SGD
View
B+
Retailer 6
-
$2,930 SGD
View
B+
Retailer 7
-
$2,931 SGD
View
A
Retailer 8
-
$3,099 SGD
View
B+
Retailer 9
-
$3,608 SGD
View
B
Retailer 10
-
$4,437 SGD
View
Most Expensive
B
NZ Jewellers
58690c0d-85d6-4540-95cb-079b6cdebe28 · Nov 2
$6,195 SGD
$4,850 USD
View
10 more retailers have this diamond
Prices start from $2,110 SGDSave up to $4,085 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
1.23ct Round
$2,110 SGD