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Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 2537846350

Certificate GIA 2537846350

Diamond specifications and retailer prices

From $4,004 SGD
As of November 6, 2026
Save $5,002 SGD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $9,006 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537846350. Listed at 24 retailers as of November 5, 2026, with prices from $4,004 to $9,006, a $5,002 spread on the same certified stone. NZ Jewellers lists it at $9,006. 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

1.20
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33.05°
Pavilion angle39.56°
OriginNatural
Grading LabGIA
CertificateGIA 2537846350
Dimensions8.54 × 5.93 × 3.78 mm
L/W Ratio1.44
Top View
8.54 mm5.93 mm1.20 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2537846350
Side View
Table 62.0%Crown 33.05°Girdle: STK-THKPavilion 39.56°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,004 SGD|Low: $4,004 SGD|High: $8,748 SGD|Avg: $5,611 SGD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$4,004 SGD
Retailer 8$4,019 SGD
Retailer 5$4,597 SGD
Retailer 2$5,014 SGD
Retailer 3$5,235 SGD
Retailer 6$5,848 SGD
Retailer 4$6,309 SGD
Retailer 7$8,643 SGD

27 data points across 8 retailers

24 retailers$4,004 SGD to $9,006 SGD

A
Cheapest Retailer
-
$4,004 SGD
A
Retailer 2
-
$4,019 SGD
View
A
Retailer 3
-
$4,414 SGD
View
B+
Retailer 4
-
$4,548 SGD
View
A
Retailer 5
-
$4,597 SGD
View
B+
Retailer 6
-
$4,770 SGD
View
Final sale: no returns
B+
Retailer 7
-
$4,777 SGD
View
B+
Retailer 8
-
$4,928 SGD
View
B+
Retailer 9
-
$5,014 SGD
View
B+
Retailer 10
-
$5,070 SGD
View
Retailer 11
-
$5,169 SGD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$5,169 SGD
View
B+
Retailer 13
-
$5,169 SGD
View
B+
Retailer 14
-
$5,235 SGD
View
B+
Retailer 15
-
$5,338 SGD
View
B+
Retailer 16
-
$5,408 SGD
View
Retailer 17
-
$5,542 SGD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$5,848 SGD
View
B+
Retailer 19
-
$5,965 SGD
View
B+
Retailer 20
-
$6,309 SGD
View
B
Retailer 21
-
$7,569 SGD
View
B
Retailer 22
-
$7,782 SGD
View
B
Retailer 23
-
$8,643 SGD
View
Most Expensive
B
NZ Jewellers
bdb9aff4-b9dd-4ab4-b5e2-625996455444 · Nov 5
$9,006 SGD
$7,027 USD
View
23 more retailers have this diamond
Prices start from $4,004 SGDSave up to $5,002 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
1.20ct Oval
$4,004 SGD