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Round|Natural|GIA

2.51ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 2517483270

Certificate GIA 2517483270

Diamond specifications and retailer prices

From £26,396 GBP
$35,422 USD
As of November 2, 2026
Save £22,118 GBP (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £48,514 GBP at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2517483270. Listed at 10 retailers as of November 2, 2026, with prices from £26,396 to £48,514, a £22,118 spread on the same certified stone. Diamond Quarter lists it at £48,514. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2517483270
Dimensions8.62 × 8.68 × 5.42 mm
L/W Ratio1.01
Top View
8.62 mm8.68 mm2.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2517483270
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: Nov 2
Current: £33,250 GBP|Low: £26,396 GBP|High: £45,515 GBP|Avg: £31,776 GBP|+3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2£26,396 GBP
Retailer 9£26,956 GBP
Retailer 6£28,275 GBP
Retailer 8£28,353 GBP
Retailer 3£28,794 GBP
Retailer 10£29,996 GBP
Retailer 7£31,221 GBP
Retailer 1£33,250 GBP
Retailer 5£39,819 GBP
Retailer 4£44,973 GBP

36 data points across 10 retailers

10 retailers£26,396 GBP to £48,514 GBP

A
Cheapest Retailer
-
£26,396 GBP
$35,422 USD
Final sale: no returns
A
Retailer 2
-
£26,956 GBP
$36,174 USD
View
Retailer 3
-
£28,275 GBP
A$58,374 AUD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
£28,353 GBP
$38,048 USD
View
B+
Retailer 5
-
£28,794 GBP
View
B+
Retailer 6
-
£29,996 GBP
$40,253 USD
View
B+
Retailer 7
-
£33,250 GBP
€42,495 EUR
View
B
Retailer 8
-
£39,819 GBP
ZAR 863,246 ZAR
View
B
Retailer 9
-
£44,973 GBP
View
Most Expensive
B
Diamond Quarter
2.51VS1F257027C9N · Nov 2
£48,514 GBP
View
9 more retailers have this diamond
Prices start from £26,396 GBPSave up to £22,118 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.

A
2.51ct Round
£26,396 GBP