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Cushion|Natural|GIA

1.21ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 6441102083

Certificate GIA 6441102083

Diamond specifications and retailer prices

From £1,494 GBP
As of November 6, 2026
Save £1,723 GBP (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,217 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6441102083. Listed at 9 retailers as of November 4, 2026, with prices from £1,494 to £3,217, a £1,723 spread on the same certified stone. MOH London lists it at £3,217. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6441102083
Dimensions6.06 × 5.83 × 4.08 mm
L/W Ratio1.04
Top View
6.06 mm5.83 mm1.21 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6441102083
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.9%

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: £3,217 GBP|Low: £1,494 GBP|High: £3,265 GBP|Avg: £2,198 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 6£1,494 GBP
Retailer 3£1,810 GBP
Retailer 5£1,886 GBP
Retailer 2£1,995 GBP
Retailer 4£2,343 GBP
MOH London£3,217 GBP

43 data points across 6 retailers

9 retailers£1,494 GBP to £3,217 GBP

A
Cheapest Retailer
-
£1,494 GBP
Final sale: no returns
A
Retailer 2
-
£1,595 GBP
View
A
Retailer 3
-
£1,661 GBP
View
A
Retailer 4
-
£1,810 GBP
View
Retailer 5
-
£1,886 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£1,991 GBP
View
B+
Retailer 7
-
£1,995 GBP
View
B+
Retailer 8
-
£2,343 GBP
View
Most Expensive
B
MOH London
6E8BE9A8A · Nov 4
£3,217 GBP
View
8 more retailers have this diamond
Prices start from £1,494 GBPSave up to £1,723 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 Cushion
£1,494 GBP