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Cushion|Natural|GIA

1.01ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 5543116002

Certificate GIA 5543116002

Diamond specifications and retailer prices

From £736 GBP
As of November 6, 2026
Save £967 GBP (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,703 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct 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 5543116002. Listed at 19 retailers as of November 4, 2026, with prices from £736 to £1,703, a £967 spread on the same certified stone. MOH London lists it at £1,703. 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

1.01
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.1°
OriginNatural
Grading LabGIA
CertificateGIA 5543116002
Dimensions6.00 × 5.78 × 3.79 mm
L/W Ratio1.04
Top View
6.00 mm5.78 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543116002
Side View
Table 65.0%CrownGirdle: STK-VTKPavilion 39.1°Culet: NoneDepth 65.6%

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: £1,703 GBP|Low: £726 GBP|High: £1,774 GBP|Avg: £1,056 GBP|-4.0%
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
November 6, 2026
Retailer 4£736 GBP
Retailer 6£779 GBP
Retailer 15£824 GBP
Retailer 7£829 GBP
Retailer 12£864 GBP
Retailer 16£867 GBP
Retailer 13£869 GBP
Retailer 8£959 GBP
Retailer 5£1,012 GBP
Retailer 10£1,012 GBP
Retailer 9£1,053 GBP
Retailer 11£1,137 GBP
Retailer 3£1,277 GBP
Retailer 2£1,295 GBP
Retailer 14£1,504 GBP
MOH London£1,703 GBP

29 data points across 16 retailers

19 retailers£736 GBP to £1,703 GBP

A
Cheapest Retailer
-
£736 GBP
A
Retailer 2
-
£779 GBP
View
Final sale: no returns
A
Retailer 3
-
£824 GBP
View
A
Retailer 4
-
£829 GBP
View
A
Retailer 5
-
£864 GBP
View
A
Retailer 6
-
£867 GBP
View
A
Retailer 7
-
£869 GBP
View
A
Retailer 8
-
£959 GBP
View
A
Retailer 9
-
£1,012 GBP
View
A
Retailer 10
-
£1,012 GBP
View
A
Retailer 11
-
£1,053 GBP
View
B+
Retailer 12
-
£1,137 GBP
View
B+
Retailer 13
-
£1,150 GBP
View
Retailer 14
-
£1,251 GBP
View
Price last confirmed 34 days ago
Retailer 15
-
£1,265 GBP
View
Price last confirmed 17 days ago
B+
Retailer 16
-
£1,277 GBP
View
B+
Retailer 17
-
£1,295 GBP
View
B
Retailer 18
-
£1,504 GBP
View
Most Expensive
B
MOH London
28771AEF7 · Nov 4
£1,703 GBP
View
18 more retailers have this diamond
Prices start from £736 GBPSave up to £967 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
1.01ct Cushion
£736 GBP