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Cushion|Natural|GIA

1.20ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 2241094253

Certificate GIA 2241094253

Diamond specifications and retailer prices

From £917 GBP
As of November 6, 2026
Save £1,271 GBP (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,189 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241094253. Listed at 9 retailers as of November 4, 2026, with prices from £917 to £2,189, a £1,271 spread on the same certified stone. MOH London lists it at £2,189. 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

1.20
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle35.78°
OriginNatural
Grading LabGIA
CertificateGIA 2241094253
Dimensions7.07 × 5.42 × 3.77 mm
L/W Ratio1.30
Key to symbols
Crystal, Needle
Top View
7.07 mm5.42 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241094253
Side View
Table 63.0%CrownGirdle: STK-VTKPavilion 35.78°Culet: NoneDepth 69.6%

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: Nov 6
Current: £2,189 GBP|Low: £917 GBP|High: £2,268 GBP|Avg: £1,523 GBP|-3.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6£917 GBP
Retailer 9£1,203 GBP
Retailer 3£1,215 GBP
Retailer 5£1,278 GBP
Retailer 8£1,392 GBP
Retailer 4£1,726 GBP
Retailer 2£1,746 GBP
Retailer 7£1,922 GBP
MOH London£2,189 GBP

16 data points across 9 retailers

9 retailers£917 GBP to £2,189 GBP

A
Cheapest Retailer
-
£917 GBP
B+
Retailer 2
-
£1,203 GBP
View
A
Retailer 3
-
£1,215 GBP
View
B+
Retailer 4
-
£1,278 GBP
View
B+
Retailer 5
-
£1,392 GBP
View
B
Retailer 6
-
£1,726 GBP
View
B
Retailer 7
-
£1,746 GBP
View
B
Retailer 8
-
£1,922 GBP
View
Most Expensive
B
MOH London
DB546954D · Nov 4
£2,189 GBP
View
8 more retailers have this diamond
Prices start from £917 GBPSave up to £1,271 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
1.20ct Cushion
£917 GBP