Oval|Natural|GIA

2.50ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 2546509078

Certificate GIA 2546509078

Diamond specifications and retailer prices

From $13,807 USD
As of October 30, 2026
Save $9,868 USD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $23,675 USD at MOH London · As of October 26, 2026
View at MOH London

About this 2.5ct natural oval diamond

This 2.5ct natural oval sits in the two to three 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 2546509078. Listed at 12 retailers as of October 26, 2026, with prices from $13,807 to $23,675, a $9,868 spread on the same certified stone. MOH London lists it at $23,675. 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

2.50
Carat
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 2546509078
Dimensions10.66 × 7.60 × 4.81 mm
L/W Ratio1.40
Top View
10.66 mm7.60 mm2.50 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2546509078
Side View
Table 61.0%CrownGirdle: MED-THKPavilion 39.8°Culet: NDepth 63.3%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $23,675 USD|Low: $13,807 USD|High: $25,112 USD|Avg: $17,881 USD|-5.7%
MOH London
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
October 31, 2026
Retailer 14$13,807 USD
Retailer 9$13,918 USD
Retailer 2$14,845 USD
Retailer 10$15,184 USD
Retailer 12$15,681 USD
Retailer 7$15,851 USD
Retailer 3$17,530 USD
Retailer 5$18,226 USD
Retailer 8$18,268 USD
Retailer 13$18,326 USD
Retailer 11$18,828 USD
Retailer 6$18,979 USD
Retailer 4$21,804 USD
MOH London$23,675 USD

11 data points across 14 retailers

12 retailers$13,807 USD to $23,675 USD

B+
Cheapest Retailer
-
$13,807 USD
B+
Retailer 2
-
$13,918 USD
View
B+
Retailer 3
-
$14,845 USD
View
B+
Retailer 4
-
$15,184 USD
CA$21,088 CAD
View
B
Retailer 5
-
$15,681 USD
View
B+
Retailer 6
-
$15,851 USD
£12,481 GBP
View
B
Retailer 7
-
$17,530 USD
View
B
Retailer 8
-
$18,268 USD
€17,398 EUR
View
B
Retailer 9
-
$18,326 USD
View
B
Retailer 10
-
$18,828 USD
View
Retailer 11
-
$21,804 USD
ZAR 352,242 ZAR
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
1B88E178A · Oct 26
$23,675 USD
£18,642 GBP
View
11 more retailers have this diamond
Prices start from $13,807 USDSave up to $9,868 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.

B+
2.50ct Oval
$13,807 USD