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Oval|Natural|GIA

1.20ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 5426502642

Certificate GIA 5426502642

Diamond specifications and retailer prices

From $2,116 SGD
As of November 6, 2026
Save $3,820 SGD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,936 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 J 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 5426502642. Listed at 17 retailers as of November 5, 2026, with prices from $2,116 to $5,936, a $3,820 spread on the same certified stone. NZ Jewellers lists it at $5,936. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5426502642
Dimensions8.25 × 5.58 × 3.92 mm
L/W Ratio1.48
Top View
8.25 mm5.58 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5426502642
Side View
Table 60.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 70.3%

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: $5,936 SGD|Low: $2,083 SGD|High: $5,966 SGD|Avg: $3,212 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
November 6, 2026
Retailer 12$2,116 SGD
Retailer 6$2,512 SGD
Retailer 7$2,577 SGD
Retailer 3$2,621 SGD
Retailer 2$2,830 SGD
Retailer 13$2,840 SGD
Retailer 15$2,840 SGD
Retailer 8$2,932 SGD
Retailer 5$2,971 SGD
Retailer 14$3,017 SGD
Retailer 10$3,085 SGD
Retailer 4$3,277 SGD
Retailer 9$3,526 SGD
Retailer 11$4,975 SGD
NZ Jewellers$5,936 SGD

30 data points across 15 retailers

17 retailers$2,116 SGD to $5,936 SGD

A
Cheapest Retailer
-
$2,116 SGD
B+
Retailer 2
-
$2,512 SGD
View
B+
Retailer 3
-
$2,577 SGD
View
B+
Retailer 4
-
$2,621 SGD
View
Final sale: no returns
Retailer 5
-
$2,802 SGD
View
Price last confirmed 117 days ago
B+
Retailer 6
-
$2,822 SGD
View
B+
Retailer 7
-
$2,830 SGD
View
B+
Retailer 8
-
$2,840 SGD
View
Retailer 9
-
$2,840 SGD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,932 SGD
View
B+
Retailer 11
-
$2,971 SGD
View
B+
Retailer 12
-
$3,017 SGD
View
B+
Retailer 13
-
$3,085 SGD
View
B
Retailer 14
-
$3,277 SGD
View
B+
Retailer 15
-
$3,526 SGD
View
B
Retailer 16
-
$4,975 SGD
View
Most Expensive
B
NZ Jewellers
6b445b4d-fc17-40f2-a953-984a79f3d77b · Nov 5
$5,936 SGD
$4,632 USD
View
16 more retailers have this diamond
Prices start from $2,116 SGDSave up to $3,820 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
$2,116 SGD