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Radiant|Natural|GIA

1.05ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6243046518

Certificate GIA 6243046518

Diamond specifications and retailer prices

From £666 GBP
As of November 6, 2026
Save £367 GBP (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,032 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.05ct natural radiant diamond

This 1.05ct natural radiant sits in the classic one-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 6243046518. Listed at 8 retailers as of November 6, 2026, with prices from £666 to £1,032, a £367 spread on the same certified stone. Yorxs lists it at £1,032. 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

1.05
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6243046518
Dimensions5.89 × 5.10 × 3.78 mm
L/W Ratio1.15
Top View
5.89 mm5.10 mm1.05 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243046518
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 74.0%

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: Nov 6
Current: £857 GBP|Low: £583 GBP|High: £1,032 GBP|Avg: £765 GBP|+7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
November 7, 2026
Retailer 2£666 GBP
Retailer 7£681 GBP
Retailer 9£719 GBP
Retailer 8£725 GBP
Retailer 5£730 GBP
Retailer 3£736 GBP
Retailer 4£838 GBP
Retailer 6£852 GBP
Retailer 1£857 GBP
Yorxs£1,032 GBP

4 data points across 10 retailers

8 retailers£666 GBP to £1,032 GBP

A
Cheapest Retailer
-
£666 GBP
A
Retailer 2
-
£681 GBP
View
Final sale: no returns
A
Retailer 3
-
£730 GBP
View
A
Retailer 4
-
£736 GBP
View
A
Retailer 5
-
£838 GBP
View
A
Retailer 6
-
£852 GBP
View
A
Retailer 7
-
£857 GBP
View
Most Expensive
B+
Yorxs
B28556ADB · Nov 6
£1,032 GBP
€1,316 EUR
View
7 more retailers have this diamond
Prices start from £666 GBPSave up to £367 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
1.05ct Radiant
£666 GBP