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Radiant|Natural|GIA

1.03ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6552647838

Certificate GIA 6552647838

Diamond specifications and retailer prices

From £932 GBP
As of November 6, 2026
Save £1,532 GBP (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,464 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural radiant diamond

This 1.03ct 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 6552647838. Listed at 13 retailers as of November 5, 2026, with prices from £932 to £2,464, a £1,532 spread on the same certified stone. NZ Jewellers lists it at £2,464. 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

1.03
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.34°
OriginNatural
Grading LabGIA
CertificateGIA 6552647838
Dimensions6.79 × 5.11 × 3.50 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
6.79 mm5.11 mm1.03 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552647838
Side View
Table 67.0%Crown 47.34°GirdlePavilionCulet: NoneDepth 68.5%

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: Nov 6
Current: £2,464 GBP|Low: £902 GBP|High: £2,748 GBP|Avg: £1,301 GBP|-10.3%
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
November 7, 2026
Retailer 3£932 GBP
Retailer 4£936 GBP
Retailer 6£1,006 GBP
Retailer 5£1,010 GBP
Retailer 11£1,010 GBP
Retailer 8£1,015 GBP
Retailer 12£1,057 GBP
Retailer 10£1,111 GBP
Retailer 2£1,142 GBP
Retailer 13£1,165 GBP
Retailer 7£1,401 GBP
Retailer 9£1,850 GBP
NZ Jewellers£2,464 GBP

30 data points across 13 retailers

13 retailers£932 GBP to £2,464 GBP

A
Cheapest Retailer
-
£932 GBP
Final sale: no returns
A
Retailer 2
-
£936 GBP
View
A
Retailer 3
-
£1,006 GBP
View
Retailer 4
-
£1,010 GBP
View
Price last confirmed 9 days ago
A
Retailer 5
-
£1,010 GBP
View
A
Retailer 6
-
£1,015 GBP
View
A
Retailer 7
-
£1,057 GBP
View
A
Retailer 8
-
£1,111 GBP
View
A
Retailer 9
-
£1,142 GBP
View
A
Retailer 10
-
£1,165 GBP
View
B+
Retailer 11
-
£1,401 GBP
View
B
Retailer 12
-
£1,850 GBP
View
Most Expensive
B
NZ Jewellers
94346893-d91f-4e77-b633-1ad7d0e4d74a · Nov 5
£2,464 GBP
$3,298 USD
View
12 more retailers have this diamond
Prices start from £932 GBPSave up to £1,532 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
1.03ct Radiant
£932 GBP