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Oval|Natural|GIA

1.21ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 2547731954

Certificate GIA 2547731954

Diamond specifications and retailer prices

From $1,512 SGD
As of November 6, 2026
Save $3,365 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,878 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct 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 2547731954. Listed at 10 retailers as of November 5, 2026, with prices from $1,512 to $4,878, a $3,365 spread on the same certified stone. NZ Jewellers lists it at $4,878. 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

1.21
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547731954
Dimensions8.27 × 5.90 × 3.77 mm
L/W Ratio1.40
Top View
8.27 mm5.90 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2547731954
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 64.0%

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: $4,878 SGD|Low: $1,512 SGD|High: $5,449 SGD|Avg: $2,649 SGD|-10.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$1,512 SGD
Retailer 7$1,596 SGD
Retailer 6$1,853 SGD
Retailer 3$1,993 SGD
Retailer 10$2,089 SGD
Retailer 4$2,174 SGD
Retailer 5$2,218 SGD
Retailer 9$2,891 SGD
Retailer 8$3,709 SGD
NZ Jewellers$4,878 SGD

29 data points across 10 retailers

10 retailers$1,512 SGD to $4,878 SGD

A
Cheapest Retailer
-
$1,512 SGD
A
Retailer 2
-
$1,596 SGD
View
Final sale: no returns
A
Retailer 3
-
$1,853 SGD
View
A
Retailer 4
-
$1,993 SGD
View
A
Retailer 5
-
$2,089 SGD
View
A
Retailer 6
-
$2,174 SGD
View
A
Retailer 7
-
$2,218 SGD
View
B+
Retailer 8
-
$2,891 SGD
View
B+
Retailer 9
-
$3,709 SGD
View
Most Expensive
B
NZ Jewellers
290a85a9-3003-4efb-8d17-b1d8b6c8cb37 · Nov 5
$4,878 SGD
$3,806 USD
View
9 more retailers have this diamond
Prices start from $1,512 SGDSave up to $3,365 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
1.21ct Oval
$1,512 SGD