CaratHunter
Plans
Round|Natural|GIA

2.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7548697499

Certificate GIA 7548697499

Diamond specifications and retailer prices

From £6,812 GBP
As of November 5, 2026
Save £2,724 GBP (29%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £9,536 GBP at Diamonds Direct · As of November 6, 2026
View at Diamonds Direct

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7548697499. Listed at 8 retailers as of November 5, 2026, with prices from £6,812 to £9,536, a £2,724 spread on the same certified stone. Diamonds Direct lists it at £9,536. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7548697499
Dimensions8.72 × 8.66 × 5.35 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.72 mm8.66 mm2.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7548697499
Side View
Table 61.0%Crown 33.5°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 61.5%

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 5
Current: £9,536 GBP|Low: £5,920 GBP|High: £9,822 GBP|Avg: £8,081 GBP|-2.9%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£5,920 GBP
Retailer 5£6,812 GBP
Retailer 7£7,115 GBP
Retailer 2£7,590 GBP
Retailer 8£8,104 GBP
Retailer 6£8,267 GBP
Retailer 4£8,362 GBP
Retailer 10£9,171 GBP
Retailer 3£9,437 GBP
Diamonds Direct£9,536 GBP

39 data points across 10 retailers

8 retailers£6,812 GBP to £9,536 GBP

A
Cheapest Retailer
-
£6,812 GBP
A
Retailer 2
-
£7,115 GBP
View
A
Retailer 3
-
£7,590 GBP
View
A
Retailer 4
-
£8,267 GBP
View
A
Retailer 5
-
£8,362 GBP
View
B+
Retailer 6
-
£9,171 GBP
View
B+
Retailer 7
-
£9,437 GBP
View
Most Expensive
B+
Diamonds Direct
1005896 · Nov 6
£9,536 GBP
$12,835 USD
View
7 more retailers have this diamond
Prices start from £6,812 GBPSave up to £2,724 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
2.50ct Round
£6,812 GBP