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Oval|Natural|GIA

1.00ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 7446979924

Certificate GIA 7446979924

Diamond specifications and retailer prices

From $2,557 SGD
As of November 1, 2026
Save $4,101 SGD (62%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,658 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct 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 7446979924. Listed at 17 retailers as of November 1, 2026, with prices from $2,557 to $6,658, a $4,101 spread on the same certified stone. NZ Jewellers lists it at $6,658. 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

1.00
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle40.86°
OriginNatural
Grading LabGIA
CertificateGIA 7446979924
Dimensions7.86 × 5.56 × 3.43 mm
L/W Ratio1.41
Top View
7.86 mm5.56 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7446979924
Side View
Table 63.0%Crown 39.2°Girdle: Slightly ThickPavilion 40.86°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,658 SGD|Low: $2,292 SGD|High: $6,658 SGD|Avg: $3,828 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$2,557 SGD
Retailer 8$2,605 SGD
Retailer 9$2,662 SGD
Retailer 7$2,782 SGD
Retailer 10$3,018 SGD
Retailer 4$3,298 SGD
Retailer 3$3,369 SGD
Retailer 2$3,917 SGD
Retailer 5$5,565 SGD
NZ Jewellers$6,658 SGD

44 data points across 10 retailers

17 retailers$2,557 SGD to $6,658 SGD

B+
Cheapest Retailer
-
$2,557 SGD
B+
Retailer 2
-
$2,594 SGD
View
B+
Retailer 3
-
$2,605 SGD
View
B
Retailer 4
-
$2,662 SGD
View
Final sale: no returns
B
Retailer 5
-
$2,782 SGD
View
Retailer 6
-
$2,885 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,885 SGD
View
B+
Retailer 8
-
$2,952 SGD
View
B+
Retailer 9
-
$3,018 SGD
View
B
Retailer 10
-
$3,281 SGD
View
B
Retailer 11
-
$3,281 SGD
View
B
Retailer 12
-
$3,298 SGD
View
B
Retailer 13
-
$3,369 SGD
View
B
Retailer 14
-
$3,396 SGD
View
B
Retailer 15
-
$3,917 SGD
View
B
Retailer 16
-
$5,565 SGD
View
Most Expensive
B
NZ Jewellers
107a5f90-722a-46f2-928e-b1328ac92a9c · Nov 5
$6,658 SGD
$5,195 USD
View
16 more retailers have this diamond
Prices start from $2,557 SGDSave up to $4,101 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.

B+
1.00ct Oval
$2,557 SGD