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Cushion|Natural|GIA

1.01ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 7542934624

Certificate GIA 7542934624

Diamond specifications and retailer prices

From £861 GBP
As of November 6, 2026
Save £1,119 GBP (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,979 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 7542934624. Listed at 19 retailers as of November 4, 2026, with prices from £861 to £1,979, a £1,119 spread on the same certified stone. MOH London lists it at £1,979. 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
FluorescenceNone
Pavilion angle39.1°
OriginNatural
Grading LabGIA
CertificateGIA 7542934624
Dimensions5.98 × 5.76 × 3.79 mm
L/W Ratio1.04
Girdle conditionFaceted
Top View
5.98 mm5.76 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7542934624
Side View
Table 65.0%CrownGirdle: STK-VTKPavilion 39.1°Culet: NoneDepth 65.8%

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: £1,979 GBP|Low: £861 GBP|High: £2,091 GBP|Avg: £1,289 GBP|-5.4%
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
November 6, 2026
Retailer 13£861 GBP
Retailer 8£904 GBP
Retailer 16£1,045 GBP
Retailer 6£1,056 GBP
Retailer 15£1,085 GBP
Retailer 7£1,091 GBP
Retailer 17£1,099 GBP
Retailer 10£1,194 GBP
Retailer 14£1,199 GBP
Retailer 12£1,251 GBP
Retailer 5£1,269 GBP
Retailer 4£1,275 GBP
Retailer 11£1,382 GBP
Retailer 2£1,538 GBP
Retailer 9£1,543 GBP
Retailer 3£1,793 GBP
MOH London£1,979 GBP

30 data points across 17 retailers

19 retailers£861 GBP to £1,979 GBP

A
Cheapest Retailer
-
£861 GBP
Retailer 2
-
£904 GBP
View
Price last confirmed 10 days ago
B+
Retailer 3
-
£1,045 GBP
View
Final sale: no returns
Retailer 4
-
£1,056 GBP
View
Price last confirmed 10 days ago
B+
Retailer 5
-
£1,085 GBP
View
Retailer 6
-
£1,091 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,099 GBP
View
B+
Retailer 8
-
£1,194 GBP
View
B+
Retailer 9
-
£1,199 GBP
View
B+
Retailer 10
-
£1,251 GBP
View
Retailer 11
-
£1,269 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,275 GBP
View
B+
Retailer 13
-
£1,315 GBP
View
B+
Retailer 14
-
£1,382 GBP
View
Retailer 15
-
£1,451 GBP
View
Price last confirmed 28 days ago
B+
Retailer 16
-
£1,538 GBP
View
Retailer 17
-
£1,543 GBP
View
Price last confirmed 33 days ago
B
Retailer 18
-
£1,793 GBP
View
Most Expensive
B
MOH London
0963778F8 · Nov 4
£1,979 GBP
View
18 more retailers have this diamond
Prices start from £861 GBPSave up to £1,119 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
£861 GBP