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Round|Natural|IGI

1.22ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 670479299

Shape and cutting style on the report: Round brilliant

Certificate IGI 670479299

Diamond specifications and retailer prices

From £1,496 GBP
As of November 4, 2026
Save £1,398 GBP (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,597 GBP at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 670479299. Listed at 18 retailers as of November 4, 2026, with a 93% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 670479299
Dimensions6.93 × 6.89 × 4.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.93 mm6.89 mm1.22 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670479299
Side View
Table 62.0%Crown 32.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 59.7%

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: Nov 4
Current: £3,597 GBP|Low: £1,496 GBP|High: £3,597 GBP|Avg: £2,053 GBP|+2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7£1,496 GBP
Retailer 10£1,563 GBP
Retailer 9£1,664 GBP
Retailer 3£1,678 GBP
Retailer 11£1,678 GBP
Retailer 2£1,820 GBP
Retailer 5£1,901 GBP
Retailer 6£2,022 GBP
Retailer 4£2,052 GBP
Retailer 8£2,895 GBP
NZ Jewellers£3,597 GBP

30 data points across 11 retailers

18 retailers£1,496 GBP to £2,895 GBP

A
Cheapest Retailer
-
£1,496 GBP
A
Retailer 2
-
£1,563 GBP
View
Retailer 3
-
£1,637 GBP
View
Price last confirmed 102 days ago
A
Retailer 4
-
£1,664 GBP
View
Retailer 5
-
£1,678 GBP
View
Price last confirmed 56 days ago
Retailer 6
-
£1,678 GBP
View
Price last confirmed 44 days ago
Retailer 7
-
£1,678 GBP
View
Price last confirmed 15 days ago
Retailer 8
-
£1,720 GBP
View
Price last confirmed 21 days ago
A
Retailer 9
-
£1,820 GBP
View
A
Retailer 10
-
£1,901 GBP
View
Retailer 11
-
£1,936 GBP
View
Price last confirmed 60 days ago
Retailer 12
-
£1,936 GBP
View
Price last confirmed 45 days ago
B+
Retailer 13
-
£2,022 GBP
View
B+
Retailer 14
-
£2,052 GBP
View
B
Retailer 15
-
£2,895 GBP
View
Retailer 16
-
£3,508 GBP
View
Price last confirmed 57 days ago
Retailer 17
-
£3,508 GBP
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
f4ebe241-3d55-4fef-b472-acdadfd67c04 · Oct 20
£3,597 GBP
$4,841 USD
View
Price last confirmed 17 days ago
17 more retailers have this diamond
Prices start from £1,496 GBPSave up to £1,398 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
1.22ct Round
£1,496 GBP