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Oval|Natural|GIA

1.23ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 5536897286

Certificate GIA 5536897286

Diamond specifications and retailer prices

From $2,362 SGD
As of November 2, 2026
Save $4,354 SGD (65%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,716 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.23ct natural oval diamond

This 1.23ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5536897286. Listed at 17 retailers as of November 2, 2026, with prices from $2,362 to $6,716, a $4,354 spread on the same certified stone. NZ Jewellers lists it at $6,716. 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

1.23
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.9°
OriginNatural
Grading LabGIA
CertificateGIA 5536897286
Dimensions8.23 × 5.95 × 3.85 mm
L/W Ratio1.38
Top View
8.23 mm5.95 mm1.23 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5536897286
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 39.9°Culet: NoneDepth 64.8%

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 2
Current: $6,716 SGD|Low: $2,329 SGD|High: $6,716 SGD|Avg: $3,345 SGD|+0.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 15$2,362 SGD
Retailer 7$2,500 SGD
Retailer 2$2,590 SGD
Retailer 4$2,685 SGD
Retailer 9$2,757 SGD
Retailer 8$2,758 SGD
Retailer 11$2,916 SGD
Retailer 3$2,977 SGD
Retailer 5$3,037 SGD
Retailer 12$3,063 SGD
Retailer 16$3,132 SGD
Retailer 14$3,300 SGD
Retailer 6$3,927 SGD
Retailer 17$4,011 SGD
Retailer 10$4,777 SGD
Retailer 13$5,628 SGD
NZ Jewellers$6,716 SGD

24 data points across 17 retailers

17 retailers$2,362 SGD to $6,716 SGD

A
Cheapest Retailer
-
$2,362 SGD
A
Retailer 2
-
$2,500 SGD
View
A
Retailer 3
-
$2,590 SGD
View
B+
Retailer 4
-
$2,757 SGD
View
Retailer 5
-
$2,758 SGD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$2,916 SGD
View
B+
Retailer 7
-
$2,977 SGD
View
B+
Retailer 8
-
$3,037 SGD
View
B+
Retailer 9
-
$3,063 SGD
View
B+
Retailer 10
-
$3,132 SGD
View
B+
Retailer 11
-
$3,300 SGD
View
Retailer 12
-
$3,618 SGD
View
Price last confirmed 31 days ago
Retailer 13
-
$3,927 SGD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$4,011 SGD
View
B
Retailer 15
-
$4,777 SGD
View
B
Retailer 16
-
$5,628 SGD
View
Most Expensive
B
NZ Jewellers
2f0773d7-3dae-4c80-acf8-fb50dee7c93d · Nov 2
$6,716 SGD
$5,240 USD
View
16 more retailers have this diamond
Prices start from $2,362 SGDSave up to $4,354 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 Oval
$2,362 SGD