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Oval|Natural|GIA

1.20ct I SI2 Oval Natural Diamond

ID • I/SI2 • GIA 2536777851

Certificate GIA 2536777851

Diamond specifications and retailer prices

From $2,181 SGD
As of November 6, 2026
Save $3,777 SGD (63%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,958 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2536777851. Listed at 18 retailers as of November 5, 2026, with prices from $2,181 to $5,958, a $3,777 spread on the same certified stone. NZ Jewellers lists it at $5,958. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2536777851
Dimensions8.11 × 5.89 × 3.74 mm
L/W Ratio1.38
Top View
8.11 mm5.89 mm1.20 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2536777851
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.5%

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: $5,958 SGD|Low: $2,181 SGD|High: $6,053 SGD|Avg: $3,396 SGD|-1.6%
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
November 6, 2026
Retailer 6$2,181 SGD
Retailer 2$2,283 SGD
Retailer 15$2,575 SGD
Retailer 13$2,630 SGD
Retailer 9$2,802 SGD
Retailer 16$2,850 SGD
Retailer 8$2,895 SGD
Retailer 5$3,013 SGD
Retailer 10$3,027 SGD
Retailer 11$3,036 SGD
Retailer 14$3,076 SGD
Retailer 3$3,128 SGD
Retailer 12$3,289 SGD
Retailer 7$3,596 SGD
Retailer 4$5,032 SGD
NZ Jewellers$5,958 SGD

23 data points across 16 retailers

18 retailers$2,181 SGD to $5,958 SGD

A
Cheapest Retailer
-
$2,181 SGD
A
Retailer 2
-
$2,283 SGD
View
A
Retailer 3
-
$2,575 SGD
View
A
Retailer 4
-
$2,630 SGD
View
Final sale: no returns
A
Retailer 5
-
$2,758 SGD
View
A
Retailer 6
-
$2,802 SGD
View
A
Retailer 7
-
$2,850 SGD
View
Retailer 8
-
$2,895 SGD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$3,013 SGD
View
A
Retailer 10
-
$3,027 SGD
View
A
Retailer 11
-
$3,036 SGD
View
A
Retailer 12
-
$3,076 SGD
View
A
Retailer 13
-
$3,089 SGD
View
A
Retailer 14
-
$3,128 SGD
View
A
Retailer 15
-
$3,289 SGD
View
B+
Retailer 16
-
$3,596 SGD
View
B
Retailer 17
-
$5,032 SGD
View
Most Expensive
B
NZ Jewellers
241da45f-b975-47ef-b702-1b4efd851331 · Nov 5
$5,958 SGD
$4,649 USD
View
17 more retailers have this diamond
Prices start from $2,181 SGDSave up to $3,777 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
$2,181 SGD