Oval|Natural|GIA

2.51ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 7556539119

Certificate GIA 7556539119

Diamond specifications and retailer prices

From $21,110 USD
As of October 29, 2026
Save $15,629 USD (43%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $36,739 USD at MOH London · As of October 29, 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 7556539119. Listed at 19 retailers as of October 29, 2026, with prices from $21,110 to $36,739, a $15,629 spread on the same certified stone. MOH London lists it at $36,739. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7556539119
Dimensions10.59 × 7.62 × 4.74 mm
L/W Ratio1.39
Culet sizeNone
Top View
10.59 mm7.62 mm2.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7556539119
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.2%

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: $36,739 USD|Low: $21,110 USD|High: $46,096 USD|Avg: $27,734 USD|-6.7%
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
Retailer 15
October 29, 2026
Retailer 9$21,110 USD
Retailer 11$21,510 USD
Retailer 2$23,778 USD
Retailer 15$23,920 USD
Retailer 14$24,764 USD
Retailer 7$24,946 USD
Retailer 3$25,142 USD
Retailer 8$25,957 USD
Retailer 5$27,410 USD
Retailer 13$27,410 USD
Retailer 4$28,320 USD
Retailer 10$28,345 USD
Retailer 6$29,138 USD
Retailer 12$33,303 USD
MOH London$36,739 USD

30 data points across 15 retailers

19 retailers$21,110 USD to $36,739 USD

A
Cheapest Retailer
-
$21,110 USD
A
Retailer 2
-
$21,510 USD
View
A
Retailer 3
-
$23,256 USD
View
A
Retailer 4
-
$23,778 USD
£18,723 GBP
View
Retailer 5
-
$23,920 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$24,764 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$25,142 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$25,957 USD
£20,439 GBP
View
Retailer 9
-
$27,025 USD
View
Price last confirmed 31 days ago
Retailer 10
-
$27,410 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$27,410 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$28,064 USD
View
Price last confirmed 31 days ago
Retailer 13
-
$28,320 USD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$28,345 USD
€26,995 EUR
View
Retailer 15
-
$28,935 USD
View
Price last confirmed 59 days ago
Retailer 16
-
$29,138 USD
A$44,828 AUD
View
Price last confirmed 26 days ago
Retailer 17
-
$33,303 USD
ZAR 538,005 ZAR
View
Price last confirmed 7 days ago
Retailer 18
-
$35,340 USD
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
79FECDA39 · Oct 29
$36,739 USD
£28,928 GBP
View
18 more retailers have this diamond
Prices start from $21,110 USDSave up to $15,629 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
$21,110 USD