Oval|Natural|GIA

2.50ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 2554688070

Certificate GIA 2554688070

Diamond specifications and retailer prices

From $26,015 USD
As of October 31, 2026
Save $18,810 USD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $44,825 USD at MOH London · As of November 1, 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 F 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 2554688070. Listed at 14 retailers as of October 31, 2026, with prices from $26,015 to $44,825, a $18,810 spread on the same certified stone. MOH London lists it at $44,825. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554688070
Dimensions10.67 × 7.53 × 4.74 mm
L/W Ratio1.42
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
10.67 mm7.53 mm2.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2554688070
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.9%

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: Oct 31
Current: $44,825 USD|Low: $26,015 USD|High: $45,364 USD|Avg: $31,507 USD|-1.2%
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
November 1, 2026
Retailer 5$26,015 USD
Retailer 4$26,131 USD
Retailer 13$28,701 USD
Retailer 6$28,940 USD
Retailer 14$29,148 USD
Retailer 8$29,195 USD
Retailer 12$29,897 USD
Retailer 15$30,136 USD
Retailer 7$30,683 USD
Retailer 3$31,093 USD
Retailer 2$31,657 USD
Retailer 11$32,289 USD
Retailer 10$34,824 USD
Retailer 9$39,687 USD
MOH London$44,825 USD

17 data points across 15 retailers

14 retailers$26,015 USD to $44,825 USD

B+
Cheapest Retailer
-
$26,015 USD
B+
Retailer 2
-
$26,131 USD
View
B
Retailer 3
-
$28,940 USD
View
B
Retailer 4
-
$29,148 USD
View
B+
Retailer 5
-
$29,195 USD
£22,989 GBP
View
B+
Retailer 6
-
$29,897 USD
View
B+
Retailer 7
-
$30,136 USD
View
B+
Retailer 8
-
$30,683 USD
View
B+
Retailer 9
-
$31,093 USD
View
B+
Retailer 10
-
$31,657 USD
£24,927 GBP
View
B
Retailer 11
-
$32,289 USD
View
B
Retailer 12
-
$34,824 USD
€33,166 EUR
View
B
Retailer 13
-
$39,687 USD
ZAR 641,150 ZAR
View
Most Expensive
B
MOH London
DC5F74FEC · Nov 1
$44,825 USD
£35,295 GBP
View
13 more retailers have this diamond
Prices start from $26,015 USDSave up to $18,810 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
$26,015 USD