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Cushion|Natural|GIA

1.00ct F IF Cushion Natural Diamond

EX • F/IF • GIA 5553989812

Certificate GIA 5553989812

Diamond specifications and retailer prices

From £1,889 GBP
As of November 2, 2026
Save £1,806 GBP (49%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,694 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553989812. Listed at 6 retailers as of November 1, 2026, with prices from £1,889 to £3,694, a £1,806 spread on the same certified stone. MOH London lists it at £3,694. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.11°
Pavilion angle34.02°
OriginNatural
Grading LabGIA
CertificateGIA 5553989812
Dimensions5.66 × 5.47 × 3.81 mm
L/W Ratio1.03
Girdle conditionThick
Top View
5.66 mm5.47 mm1.00 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553989812
Side View
Table 61.0%Crown 37.11°GirdlePavilion 34.02°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 2
Current: £3,694 GBP|Low: £1,889 GBP|High: £3,757 GBP|Avg: £2,599 GBP|+3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 3£1,889 GBP
Retailer 5£1,991 GBP
Retailer 4£2,288 GBP
Retailer 6£2,374 GBP
Retailer 2£2,667 GBP
MOH London£3,694 GBP

41 data points across 6 retailers

6 retailers£1,889 GBP to £3,694 GBP

A
Cheapest Retailer
-
£1,889 GBP
A
Retailer 2
-
£1,991 GBP
View
A
Retailer 3
-
£2,288 GBP
View
Retailer 4
-
£2,374 GBP
View
Price last confirmed 29 days ago
A
Retailer 5
-
£2,667 GBP
View
Most Expensive
B+
MOH London
65783F417 · Nov 1
£3,694 GBP
View
5 more retailers have this diamond
Prices start from £1,889 GBPSave up to £1,806 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
1.00ct Cushion
£1,889 GBP