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Radiant|Natural|GIA

1.02ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 2165206221

Certificate GIA 2165206221

Diamond specifications and retailer prices

From £937 GBP
As of November 6, 2026
Save £2,094 GBP (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,030 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2165206221. Listed at 6 retailers as of November 6, 2026, with prices from £937 to £3,030, a £2,094 spread on the same certified stone. Yorxs lists it at £3,030. 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

1.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2165206221
Dimensions5.93 × 4.86 × 4.13 mm
L/W Ratio1.22
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Cloud, Pinpoint, Extra Facet
Top View
5.93 mm4.86 mm1.02 ctJ / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA 2165206221
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 85.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,453 GBP|Low: £852 GBP|High: £3,037 GBP|Avg: £1,388 GBP|+2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 6, 2026
Retailer 3£937 GBP
Retailer 2£964 GBP
Retailer 4£993 GBP
Retailer 5£1,009 GBP
Retailer 1£1,453 GBP
Yorxs£3,030 GBP

25 data points across 6 retailers

6 retailers£937 GBP to £3,030 GBP

B+
Cheapest Retailer
-
£937 GBP
Final sale: no returns
Retailer 2
-
£964 GBP
View
Price last confirmed 10 days ago
B+
Retailer 3
-
£993 GBP
View
B+
Retailer 4
-
£1,009 GBP
View
B
Retailer 5
-
£1,453 GBP
View
Most Expensive
C
Yorxs
192622706 · Nov 6
£3,030 GBP
€3,863 EUR
View
5 more retailers have this diamond
Prices start from £937 GBPSave up to £2,094 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.

B+
1.02ct Radiant
£937 GBP