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Round|Natural|GIA

1.21ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6562547442

Certificate GIA 6562547442

Diamond specifications and retailer prices

From £2,055 GBP
As of October 31, 2026
Save £1,636 GBP (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,691 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562547442. Listed at 12 retailers as of October 31, 2026, with prices from £2,055 to £3,691, a £1,636 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,691. 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

1.21
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562547442
Dimensions6.77 × 6.81 × 4.24 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.77 mm6.81 mm1.21 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562547442
Side View
Table 55.0%Crown 35.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.4%

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 31
Current: £2,384 GBP|Low: £2,055 GBP|High: £3,691 GBP|Avg: £2,613 GBP|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 11£2,055 GBP
Retailer 3£2,216 GBP
Retailer 6£2,234 GBP
Retailer 4£2,264 GBP
Retailer 1£2,384 GBP
Retailer 9£2,476 GBP
Retailer 10£2,644 GBP
Retailer 2£2,708 GBP
Retailer 8£2,741 GBP
Retailer 5£2,789 GBP
Retailer 7£2,852 GBP
Wholesale Diamonds Direct£3,691 GBP

26 data points across 12 retailers

12 retailers£2,055 GBP to £3,691 GBP

A
Cheapest Retailer
-
£2,055 GBP
A
Retailer 2
-
£2,216 GBP
View
A
Retailer 3
-
£2,234 GBP
View
A
Retailer 4
-
£2,264 GBP
View
A
Retailer 5
-
£2,384 GBP
View
B+
Retailer 6
-
£2,476 GBP
View
B+
Retailer 7
-
£2,644 GBP
View
B+
Retailer 8
-
£2,708 GBP
View
B+
Retailer 9
-
£2,741 GBP
View
B+
Retailer 10
-
£2,789 GBP
View
B+
Retailer 11
-
£2,852 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
685921210 · Nov 6
£3,691 GBP
$4,941 USD
View
11 more retailers have this diamond
Prices start from £2,055 GBPSave up to £1,636 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 Round
£2,055 GBP