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Cushion|Natural|GIA

1.20ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 7551551561

Certificate GIA 7551551561

Diamond specifications and retailer prices

From £2,314 GBP
As of November 4, 2026
Save £2,881 GBP (55%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £5,195 GBP at MOH London · As of November 7, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551551561. Listed at 24 retailers as of November 4, 2026, with prices from £2,314 to £5,195, a £2,881 spread on the same certified stone. MOH London lists it at £5,195. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551551561
Dimensions7.52 × 5.30 × 3.61 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather, Needle, Indented Natural
Top View
7.52 mm5.30 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551551561
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.0%

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 4
Current: £5,195 GBP|Low: £2,295 GBP|High: £5,340 GBP|Avg: £3,358 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 7, 2026
Retailer 9£2,314 GBP
Retailer 7£2,419 GBP
Retailer 3£2,612 GBP
Retailer 12£2,751 GBP
Retailer 4£2,820 GBP
Retailer 21£2,827 GBP
Retailer 14£2,922 GBP
Retailer 16£2,929 GBP
Retailer 6£3,032 GBP
Retailer 2£3,050 GBP
Retailer 10£3,071 GBP
Retailer 19£3,110 GBP
Retailer 15£3,171 GBP
Retailer 5£3,213 GBP
Retailer 17£3,213 GBP
Retailer 18£3,317 GBP
Retailer 13£3,384 GBP
Retailer 20£3,514 GBP
Retailer 8£3,774 GBP
Retailer 11£5,109 GBP
MOH London£5,195 GBP

22 data points across 21 retailers

24 retailers£2,314 GBP to £5,195 GBP

B+
Cheapest Retailer
-
£2,314 GBP
B+
Retailer 2
-
£2,419 GBP
View
B+
Retailer 3
-
£2,612 GBP
View
Final sale: no returns
Retailer 4
-
£2,751 GBP
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£2,820 GBP
View
B+
Retailer 6
-
£2,827 GBP
View
Retailer 7
-
£2,922 GBP
View
Price last confirmed 11 days ago
B+
Retailer 8
-
£2,929 GBP
View
B
Retailer 9
-
£2,942 GBP
View
B+
Retailer 10
-
£3,032 GBP
View
B+
Retailer 11
-
£3,050 GBP
View
Retailer 12
-
£3,071 GBP
View
Price last confirmed 9 days ago
B
Retailer 13
-
£3,110 GBP
View
B
Retailer 14
-
£3,126 GBP
View
B
Retailer 15
-
£3,171 GBP
View
B
Retailer 16
-
£3,213 GBP
View
B
Retailer 17
-
£3,213 GBP
View
B
Retailer 18
-
£3,317 GBP
View
Retailer 19
-
£3,384 GBP
View
Retailer 20
-
£3,415 GBP
View
Price last confirmed 29 days ago
B
Retailer 21
-
£3,514 GBP
View
B
Retailer 22
-
£3,774 GBP
View
Retailer 23
-
£5,109 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
6DD9B2B0D · Nov 7
£5,195 GBP
View
23 more retailers have this diamond
Prices start from £2,314 GBPSave up to £2,881 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+
1.20ct Cushion
£2,314 GBP