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Radiant|Natural|GIA

2.50ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 5242052839

Certificate GIA 5242052839

Diamond specifications and retailer prices

From £12,523 GBP
CA$23,304 CAD
As of October 27, 2026
Save £8,141 GBP (39%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £20,664 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242052839. Listed at 23 retailers as of October 26, 2026, with prices from £12,523 to £20,664, a £8,141 spread on the same certified stone. MOH London lists it at £20,664. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5242052839
Dimensions8.86 × 6.80 × 4.56 mm
L/W Ratio1.30
Girdle conditionPolished
Top View
8.86 mm6.80 mm2.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242052839
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.0%

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: Oct 27
Current: £20,664 GBP|Low: £10,747 GBP|High: £20,664 GBP|Avg: £13,373 GBP|+2.6%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 29, 2026
Retailer 10£10,747 GBP
Retailer 9£10,837 GBP
Retailer 11£11,051 GBP
Retailer 15£11,526 GBP
Retailer 14£11,732 GBP
Retailer 8£11,976 GBP
Retailer 12£11,993 GBP
Retailer 16£12,068 GBP
Retailer 21£12,523 GBP
Retailer 19£12,601 GBP
Retailer 4£12,663 GBP
Retailer 13£13,804 GBP
Retailer 5£14,275 GBP
Retailer 18£14,458 GBP
Retailer 7£14,460 GBP
Retailer 6£14,733 GBP
Retailer 23£14,733 GBP
Retailer 3£15,218 GBP
Retailer 20£15,530 GBP
Retailer 2£16,007 GBP
Retailer 22£16,022 GBP
Retailer 17£18,719 GBP
MOH London£20,664 GBP

25 data points across 23 retailers

23 retailers£12,523 GBP to £20,664 GBP

Retailer 1
-
£10,747 GBP
HK$112,500 HKD
Price last confirmed 9 days ago
Retailer 2
-
£10,837 GBP
$14,520 USD
View
Price last confirmed 11 days ago
Retailer 3
-
£11,051 GBP
$14,807 USD
View
Price last confirmed 14 days ago
Retailer 4
-
£11,526 GBP
$15,444 USD
View
Price last confirmed 11 days ago
Retailer 5
-
£11,732 GBP
$15,720 USD
View
Price last confirmed 11 days ago
Retailer 6
-
£11,976 GBP
₹1,528,240 INR
View
Price last confirmed 11 days ago
Retailer 7
-
£11,993 GBP
$16,070 USD
View
Price last confirmed 11 days ago
Retailer 8
-
£12,068 GBP
$16,170 USD
View
Price last confirmed 11 days ago
A
Retailer 9
-
£12,523 GBP
CA$23,304 CAD
View
A
Retailer 10
-
£12,601 GBP
$16,884 USD
View
A
Retailer 11
-
£12,663 GBP
$16,967 USD
View
Final sale: no returns
A
Retailer 12
-
£13,804 GBP
View
A
Retailer 13
-
£14,275 GBP
$19,127 USD
View
B+
Retailer 14
-
£14,458 GBP
$19,372 USD
View
Retailer 15
-
£14,460 GBP
View
Price last confirmed 10 days ago
B+
Retailer 16
-
£14,733 GBP
$19,740 USD
View
B+
Retailer 17
-
£14,733 GBP
$19,740 USD
View
B+
Retailer 18
-
£15,218 GBP
$20,390 USD
View
B+
Retailer 19
-
£15,530 GBP
$20,808 USD
View
B+
Retailer 20
-
£16,007 GBP
€20,426 EUR
View
B+
Retailer 21
-
£16,022 GBP
$21,468 USD
View
B
Retailer 22
-
£18,719 GBP
$25,081 USD
View
Most Expensive
B
MOH London
90BEA632D · Oct 26
£20,664 GBP
View
22 more retailers have this diamond
Prices start from £12,523 GBPSave up to £8,141 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 Radiant
£12,523 GBP