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2.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2544435584

Certificate GIA 2544435584

Diamond specifications and retailer prices

From £27,704 GBP
$37,120 USD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: £27,704 GBP at Diamonds Direct
View at Diamonds Direct

About this 2.54ct natural round diamond

This 2.54ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2544435584. Listed at 2 retailers as of November 1, 2026. 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

2.54
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2544435584
Dimensions8.65 × 8.69 × 5.43 mm
L/W Ratio1.00
Top View
8.65 mm8.69 mm2.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544435584
Side View
Table 56.0%Crown 35.5°Girdle: STK-STKPavilion 40.8°CuletDepth 62.6%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 1
Current: £27,704 GBP|Low: £17,938 GBP|High: £29,402 GBP|Avg: £22,785 GBP|+8.0%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2£17,938 GBP
Retailer 4£18,999 GBP
Retailer 3£21,224 GBP
Retailer 5£21,760 GBP
Retailer 7£22,059 GBP
Retailer 9£22,716 GBP
Retailer 6£23,206 GBP
Diamonds Direct£27,704 GBP
Retailer 8£29,402 GBP

23 data points across 9 retailers

2 retailers

Retailer 1
-
£17,938 GBP
$24,035 USD
Price last confirmed 14 days ago
Most Expensive
C
Diamonds Direct
777062 · Nov 1
£27,704 GBP
$37,120 USD
View
1 more retailer has this diamond

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.

C
2.54ct Round
£27,704 GBP