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Cushion|Natural|GIA

1.00ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 1455942467

Certificate GIA 1455942467

Diamond specifications and retailer prices

From £793 GBP
As of November 6, 2026
Save £1,159 GBP (59%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,953 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded E 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 1455942467. Listed at 13 retailers as of November 2, 2026, with prices from £793 to £1,953, a £1,159 spread on the same certified stone. MOH London lists it at £1,953. 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

1.00
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1455942467
Dimensions5.84 × 4.82 × 3.72 mm
L/W Ratio1.21
Key to symbols
Crystal, Indented Natural, Needle, Natural
Top View
5.84 mm4.82 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 1455942467
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: NoneDepth 77.2%

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: £1,953 GBP|Low: £784 GBP|High: £1,976 GBP|Avg: £1,164 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7£793 GBP
Retailer 2£950 GBP
Retailer 9£983 GBP
Retailer 6£997 GBP
Retailer 3£1,048 GBP
Retailer 8£1,066 GBP
Retailer 5£1,177 GBP
Retailer 4£1,477 GBP
MOH London£1,953 GBP

39 data points across 9 retailers

13 retailers£793 GBP to £1,953 GBP

A
Cheapest Retailer
-
£793 GBP
A
Retailer 2
-
£950 GBP
View
A
Retailer 3
-
£983 GBP
View
Final sale: no returns
A
Retailer 4
-
£988 GBP
View
A
Retailer 5
-
£997 GBP
View
A
Retailer 6
-
£1,048 GBP
View
Retailer 7
-
£1,066 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
£1,074 GBP
View
B+
Retailer 9
-
£1,167 GBP
View
A
Retailer 10
-
£1,177 GBP
View
B+
Retailer 11
-
£1,477 GBP
View
B+
Retailer 12
-
£1,640 GBP
View
Most Expensive
B+
MOH London
4C261FE8E · Nov 2
£1,953 GBP
View
12 more retailers have this diamond
Prices start from £793 GBPSave up to £1,159 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
£793 GBP