Oval|Natural|GIA

1.25ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2537454393

Certificate GIA 2537454393

Diamond specifications and retailer prices

From $2,218 USD
As of November 2, 2026
Save $2,537 USD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,755 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.25ct natural oval diamond

This 1.25ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537454393. Listed at 8 retailers as of November 2, 2026, with prices from $2,218 to $4,755, a $2,537 spread on the same certified stone. NZ Jewellers lists it at $4,755. 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

1.25
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.54°
Pavilion angle35.69°
OriginNatural
Grading LabGIA
CertificateGIA 2537454393
Dimensions8.79 × 6.06 × 3.46 mm
L/W Ratio1.45
Top View
8.79 mm6.06 mm1.25 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537454393
Side View
Table 58.0%Crown 37.54°GirdlePavilion 35.69°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $4,755 USD|Low: $2,218 USD|High: $4,847 USD|Avg: $2,950 USD|-1.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$2,218 USD
Retailer 6$2,223 USD
Retailer 5$2,274 USD
Retailer 7$2,280 USD
Retailer 3$2,379 USD
Retailer 9$2,593 USD
Retailer 8$2,854 USD
Retailer 2$3,983 USD
NZ Jewellers$4,755 USD

33 data points across 9 retailers

8 retailers$2,218 USD to $4,755 USD

A
Cheapest Retailer
-
$2,218 USD
A
Retailer 2
-
$2,223 USD
View
A
Retailer 3
-
$2,274 USD
View
A
Retailer 4
-
$2,280 USD
View
A
Retailer 5
-
$2,379 USD
View
Retailer 6
-
$2,854 USD
View
Price last confirmed 30 days ago
B
Retailer 7
-
$3,983 USD
View
Most Expensive
B
NZ Jewellers
4834c5c6-569e-487c-8bde-65b0d5e845c8 · Nov 2
$4,755 USD
View
7 more retailers have this diamond
Prices start from $2,218 USDSave up to $2,537 USD

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
1.25ct Oval
$2,218 USD