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Round|Natural|HRD

2.50ct I SI2 Round Natural Diamond

EX • I/SI2 • HRD 260000161791

Certificate HRD 260000161791

Diamond specifications and retailer prices

From £6,264 GBP
CA$11,656 CAD
As of October 30, 2026
Save £9,821 GBP (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £16,085 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000161791. Listed at 15 retailers as of October 30, 2026, with prices from £6,264 to £16,085, a £9,821 spread on the same certified stone. NZ Jewellers lists it at £16,085. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000161791
Dimensions8.57 × 8.63 × 5.44 mm
L/W Ratio1.01
Top View
8.57 mm8.63 mm2.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000161791
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £16,085 GBP|Low: £5,619 GBP|High: £16,619 GBP|Avg: £9,211 GBP|-3.2%
NZ Jewellers
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
October 31, 2026
Retailer 9£5,619 GBP
Retailer 11£6,264 GBP
Retailer 10£6,591 GBP
Retailer 3£6,678 GBP
Retailer 8£6,696 GBP
Retailer 12£7,900 GBP
Retailer 7£7,931 GBP
Retailer 2£7,987 GBP
Retailer 13£10,979 GBP
Retailer 14£12,532 GBP
Retailer 15£13,368 GBP
Retailer 4£13,576 GBP
Retailer 5£13,670 GBP
Retailer 6£14,099 GBP
NZ Jewellers£16,085 GBP

37 data points across 15 retailers

15 retailers£6,264 GBP to £16,085 GBP

Retailer 1
-
£5,619 GBP
₹717,037 INR
Price under review
A
Retailer 2
-
£6,264 GBP
CA$11,656 CAD
View
A
Retailer 3
-
£6,591 GBP
$8,831 USD
View
A
Retailer 4
-
£6,678 GBP
SGD 12,092 SGD
View
A
Retailer 5
-
£6,696 GBP
$8,972 USD
View
A
Retailer 6
-
£7,900 GBP
$10,585 USD
View
A
Retailer 7
-
£7,931 GBP
A$16,348 AUD
View
A
Retailer 8
-
£7,987 GBP
€10,192 EUR
View
A
Retailer 9
-
£10,979 GBP
$14,710 USD
View
B+
Retailer 10
-
£12,532 GBP
$16,792 USD
View
B+
Retailer 11
-
£13,368 GBP
$17,912 USD
View
B+
Retailer 12
-
£13,576 GBP
$18,191 USD
View
B+
Retailer 13
-
£13,670 GBP
$18,316 USD
View
B+
Retailer 14
-
£14,099 GBP
$18,891 USD
View
Most Expensive
B+
NZ Jewellers
38902d46-6d46-4f26-af64-60f3d2443bea · Oct 30
£16,085 GBP
$21,552 USD
View
14 more retailers have this diamond
Prices start from £6,264 GBPSave up to £9,821 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
£6,264 GBP