Oval|Natural|GIA

2.50ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 2554688070

Certificate GIA 2554688070

Diamond specifications and retailer prices

From £19,416 GBP
$26,015 USD
As of October 31, 2026
Save £14,038 GBP (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £33,454 GBP 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 £19,416 to £33,454, a £14,038 spread on the same certified stone. MOH London lists it at £33,454. 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
Colour
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: £33,454 GBP|Low: £19,416 GBP|High: £33,857 GBP|Avg: £23,515 GBP|-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£19,416 GBP
Retailer 4£19,502 GBP
Retailer 13£21,420 GBP
Retailer 6£21,599 GBP
Retailer 14£21,754 GBP
Retailer 8£21,789 GBP
Retailer 12£22,313 GBP
Retailer 15£22,491 GBP
Retailer 7£22,900 GBP
Retailer 3£23,206 GBP
Retailer 2£23,626 GBP
Retailer 11£24,098 GBP
Retailer 10£25,990 GBP
Retailer 9£29,620 GBP
MOH London£33,454 GBP

17 data points across 15 retailers

14 retailers£19,416 GBP to £33,454 GBP

B+
Cheapest Retailer
-
£19,416 GBP
$26,015 USD
B+
Retailer 2
-
£19,502 GBP
$26,131 USD
View
B
Retailer 3
-
£21,599 GBP
$28,940 USD
View
B
Retailer 4
-
£21,754 GBP
$29,148 USD
View
B+
Retailer 5
-
£21,789 GBP
View
B+
Retailer 6
-
£22,313 GBP
$29,897 USD
View
B+
Retailer 7
-
£22,491 GBP
$30,136 USD
View
B+
Retailer 8
-
£22,900 GBP
$30,683 USD
View
B+
Retailer 9
-
£23,206 GBP
$31,093 USD
View
B+
Retailer 10
-
£23,626 GBP
View
B
Retailer 11
-
£24,098 GBP
$32,289 USD
View
B
Retailer 12
-
£25,990 GBP
€33,166 EUR
View
B
Retailer 13
-
£29,620 GBP
ZAR 641,150 ZAR
View
Most Expensive
B
MOH London
DC5F74FEC · Nov 1
£33,454 GBP
View
13 more retailers have this diamond
Prices start from £19,416 GBPSave up to £14,038 GBP

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
£19,416 GBP