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Radiant|Natural|GIA

1.21ct J VS2 Radiant Natural Diamond

EX • J/VS2 • GIA 1246072312

Certificate GIA 1246072312

Diamond specifications and retailer prices

From £1,549 GBP
As of November 6, 2026
Save £2,838 GBP (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £4,386 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1246072312. Listed at 10 retailers as of November 5, 2026, with prices from £1,549 to £4,386, a £2,838 spread on the same certified stone. NZ Jewellers lists it at £4,386. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
J
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle55.66°
OriginNatural
Grading LabGIA
CertificateGIA 1246072312
Dimensions7.18 × 5.36 × 3.67 mm
L/W Ratio1.34
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.18 mm5.36 mm1.21 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246072312
Side View
Table 67.0%CrownGirdle: ThickPavilion 55.66°Culet: NoneDepth 68.5%

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: £4,386 GBP|Low: £1,549 GBP|High: £4,571 GBP|Avg: £2,643 GBP|-4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 8£1,549 GBP
Retailer 3£2,035 GBP
Retailer 9£2,098 GBP
Retailer 4£2,150 GBP
Retailer 2£2,156 GBP
Retailer 6£2,283 GBP
Retailer 7£2,482 GBP
Retailer 10£3,248 GBP
Retailer 5£3,666 GBP
NZ Jewellers£4,386 GBP

30 data points across 10 retailers

10 retailers£1,549 GBP to £4,386 GBP

A
Cheapest Retailer
-
£1,549 GBP
B+
Retailer 2
-
£2,035 GBP
View
B+
Retailer 3
-
£2,098 GBP
View
B+
Retailer 4
-
£2,150 GBP
View
B+
Retailer 5
-
£2,156 GBP
View
B+
Retailer 6
-
£2,283 GBP
View
B+
Retailer 7
-
£2,482 GBP
View
Retailer 8
-
£3,248 GBP
View
Price last confirmed 14 days ago
B
Retailer 9
-
£3,666 GBP
View
Most Expensive
B
NZ Jewellers
9e8234e6-0e4c-4e9f-9330-ed9663690f1f · Nov 5
£4,386 GBP
$5,871 USD
View
9 more retailers have this diamond
Prices start from £1,549 GBPSave up to £2,838 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
1.21ct Radiant
£1,549 GBP