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Round|Natural|GIA

1.22ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2233631949

Certificate GIA 2233631949

Diamond specifications and retailer prices

From £2,903 GBP
As of November 5, 2026
Save £3,418 GBP (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,321 GBP at NZ Jewellers · As of November 5, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2233631949. Listed at 19 retailers as of November 5, 2026, with prices from £2,903 to £6,321, a £3,418 spread on the same certified stone. NZ Jewellers lists it at £6,321. 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

1.22
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2233631949
Dimensions6.92 × 6.89 × 4.22 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Top View
6.92 mm6.89 mm1.22 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2233631949
Side View
Table 59.0%Crown 33.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 61.1%

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 5
Current: £3,675 GBP|Low: £2,736 GBP|High: £6,090 GBP|Avg: £3,881 GBP|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£2,921 GBP
Retailer 7£3,028 GBP
Retailer 9£3,160 GBP
Retailer 2£3,424 GBP
Retailer 1£3,675 GBP
Retailer 10£3,809 GBP
Retailer 5£4,002 GBP
Retailer 4£4,156 GBP
Retailer 3£4,610 GBP
Retailer 6£6,003 GBP

39 data points across 10 retailers

19 retailers£2,903 GBP to £6,321 GBP

B+
Cheapest Retailer
-
£2,903 GBP
B+
Retailer 2
-
£2,921 GBP
View
B+
Retailer 3
-
£2,985 GBP
View
B+
Retailer 4
-
£3,028 GBP
View
B+
Retailer 5
-
£3,160 GBP
View
Final sale: no returns
B+
Retailer 6
-
£3,236 GBP
View
B+
Retailer 7
-
£3,424 GBP
View
Retailer 8
-
£3,424 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£3,424 GBP
View
B+
Retailer 10
-
£3,675 GBP
View
Retailer 11
-
£3,809 GBP
View
Price last confirmed 28 days ago
B
Retailer 12
-
£3,891 GBP
View
B
Retailer 13
-
£3,950 GBP
View
B
Retailer 14
-
£4,002 GBP
View
B
Retailer 15
-
£4,156 GBP
View
Retailer 16
-
£4,172 GBP
View
Price last confirmed 14 days ago
B
Retailer 17
-
£4,610 GBP
View
B
Retailer 18
-
£6,003 GBP
View
Most Expensive
B
NZ Jewellers
e0f6634e-a34c-4b45-891d-6408895cfe1b · Nov 5
£6,321 GBP
$8,507 USD
View
18 more retailers have this diamond
Prices start from £2,903 GBPSave up to £3,418 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+
1.22ct Round
£2,903 GBP