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Round|Natural|IGI

1.22ct J IF Round Natural Diamond

EX • J/IF • IGI 670479291

Shape and cutting style on the report: Round brilliant

Certificate IGI 670479291

Diamond specifications and retailer prices

From £1,991 GBP
$2,668 USD
As of October 30, 2026
Save £1,747 GBP (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,648 GBP at NZ Jewellers · As of September 21, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 670479291. Listed at 15 retailers as of October 29, 2026, with a 88% 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 670479291
Dimensions6.83 × 6.80 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.83 mm6.80 mm1.22 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670479291
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.5%

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: Oct 30
Current: £2,405 GBP|Low: £1,928 GBP|High: £3,856 GBP|Avg: £2,461 GBP|+3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2£1,991 GBP
Retailer 6£1,993 GBP
Retailer 7£2,014 GBP
Retailer 8£2,052 GBP
Retailer 10£2,223 GBP
Retailer 1£2,405 GBP
Retailer 9£2,578 GBP
Retailer 4£2,602 GBP
Retailer 3£2,733 GBP
Retailer 5£3,738 GBP

37 data points across 10 retailers

15 retailers£1,991 GBP to £3,738 GBP

A
Cheapest Retailer
-
£1,991 GBP
$2,668 USD
A
Retailer 2
-
£1,993 GBP
$2,670 USD
View
A
Retailer 3
-
£2,014 GBP
$2,698 USD
View
A
Retailer 4
-
£2,052 GBP
$2,749 USD
View
Final sale: no returns
Retailer 5
-
£2,145 GBP
$2,874 USD
View
Price last confirmed 97 days ago
Retailer 6
-
£2,223 GBP
$2,979 USD
View
Price last confirmed 39 days ago
Retailer 7
-
£2,223 GBP
$2,979 USD
View
Price last confirmed 10 days ago
Retailer 8
-
£2,279 GBP
$3,053 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
£2,405 GBP
View
Retailer 10
-
£2,565 GBP
$3,437 USD
View
Price last confirmed 40 days ago
B+
Retailer 11
-
£2,578 GBP
View
B+
Retailer 12
-
£2,602 GBP
€3,321 EUR
View
B+
Retailer 13
-
£2,733 GBP
ZAR 59,156 ZAR
View
B
Retailer 14
-
£3,738 GBP
View
Most Expensive
NZ Jewellers
dee3ff79-f512-4378-a9e1-75a7d5926103 · Sep 21
£4,648 GBP
$6,228 USD
View
Price last confirmed 40 days ago
14 more retailers have this diamond
Prices start from £1,991 GBPSave up to £1,747 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
£1,991 GBP