CaratHunter
Plans
Oval|Natural|GIA

2.51ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 2538262961

Certificate GIA 2538262961

Diamond specifications and retailer prices

From $23,645 USD
As of October 29, 2026
Save $18,998 USD (45%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $42,643 USD at MOH London · As of October 26, 2026
View at MOH London

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2538262961. Listed at 23 retailers as of October 26, 2026, with prices from $23,645 to $42,643, a $18,998 spread on the same certified stone. MOH London lists it at $42,643. 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

2.51
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceStrong
Crown angle37.66°
OriginNatural
Grading LabGIA
CertificateGIA 2538262961
Dimensions11.50 × 7.18 × 4.53 mm
L/W Ratio1.60
Top View
11.50 mm7.18 mm2.51 ctE / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2538262961
Side View
Table 63.0%Crown 37.66°Girdle: STK-VTKPavilionCulet: NoneDepth 63.1%

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: Oct 29
Current: $42,643 USD|Low: $23,645 USD|High: $43,099 USD|Avg: $29,674 USD|-1.1%
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
October 28, 2026
Retailer 5$23,645 USD
Retailer 12$26,530 USD
Retailer 10$26,576 USD
Retailer 11$27,470 USD
Retailer 6$27,563 USD
Retailer 4$27,897 USD
Retailer 3$28,404 USD
Retailer 9$28,631 USD
Retailer 13$29,540 USD
Retailer 8$30,168 USD
Retailer 2$31,927 USD
Retailer 7$37,504 USD
MOH London$42,643 USD

40 data points across 13 retailers

23 retailers$23,645 USD to $42,643 USD

A
Cheapest Retailer
-
$23,645 USD
A
Retailer 2
-
$24,826 USD
View
A
Retailer 3
-
$25,301 USD
View
A
Retailer 4
-
$25,502 USD
View
A
Retailer 5
-
$25,680 USD
CA$35,666 CAD
View
B+
Retailer 6
-
$26,530 USD
View
B+
Retailer 7
-
$26,576 USD
View
Final sale: no returns
B+
Retailer 8
-
$27,268 USD
View
B+
Retailer 9
-
$27,453 USD
View
Retailer 10
-
$27,470 USD
A$42,262 AUD
View
Price last confirmed 26 days ago
B+
Retailer 11
-
$27,563 USD
£21,703 GBP
View
B+
Retailer 12
-
$27,897 USD
View
B+
Retailer 13
-
$28,404 USD
View
B+
Retailer 14
-
$28,631 USD
View
B+
Retailer 15
-
$29,540 USD
View
B+
Retailer 16
-
$30,168 USD
£23,754 GBP
View
B+
Retailer 17
-
$30,528 USD
View
B+
Retailer 18
-
$30,676 USD
View
B+
Retailer 19
-
$31,846 USD
View
B+
Retailer 20
-
$31,927 USD
€30,407 EUR
View
B
Retailer 21
-
$32,131 USD
View
B
Retailer 22
-
$37,504 USD
ZAR 605,886 ZAR
View
Most Expensive
B
MOH London
70E49058D · Oct 26
$42,643 USD
£33,577 GBP
View
22 more retailers have this diamond
Prices start from $23,645 USDSave up to $18,998 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
2.51ct Oval
$23,645 USD