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Radiant|Natural|GIA

2.50ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 2556914296

Certificate GIA 2556914296

Diamond specifications and retailer prices

From £10,186 GBP
₹1,299,827 INR
As of October 31, 2026
Save £2,203 GBP (18%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £12,389 GBP at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded J 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 2556914296. Listed at 4 retailers as of October 31, 2026, with prices from £10,186 to £12,389, a £2,203 spread on the same certified stone. 77 Diamonds lists it at £12,389. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556914296
Dimensions9.15 × 6.95 × 4.78 mm
L/W Ratio1.32
Top View
9.15 mm6.95 mm2.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556914296
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.7%

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 31
Current: £12,389 GBP|Low: £10,160 GBP|High: £12,598 GBP|Avg: £11,349 GBP|+0.6%
77 Diamonds
Retailer 2
Retailer 3
October 31, 2026
Retailer 2£10,186 GBP
Retailer 3£10,308 GBP
77 Diamonds£12,389 GBP

34 data points across 3 retailers

4 retailers£10,186 GBP to £12,389 GBP

A
Cheapest Retailer
-
£10,186 GBP
₹1,299,827 INR
B+
Retailer 2
-
£10,308 GBP
CA$19,183 CAD
View
B+
Retailer 3
-
£10,389 GBP
A$21,416 AUD
View
Most Expensive
B
77 Diamonds
RADMB3XNHCE3S · Oct 31
£12,389 GBP
View
3 more retailers have this diamond
Prices start from £10,186 GBPSave up to £2,203 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
£10,186 GBP