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Cushion|Natural|GIA

1.01ct E SI2 Cushion Natural Diamond

ID • E/SI2 • GIA 1553373090

Certificate GIA 1553373090

Diamond specifications and retailer prices

From £961 GBP
HK$10,000 HKD
As of October 29, 2026
Save £1,209 GBP (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,171 GBP at MOH London · As of October 29, 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 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 1553373090. Listed at 13 retailers as of October 29, 2026, with prices from £961 to £2,171, a £1,209 spread on the same certified stone. MOH London lists it at £2,171. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553373090
Dimensions5.80 × 5.78 × 3.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
5.80 mm5.78 mm1.01 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553373090
Side View
Table 64.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 66.5%

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: Oct 29
Current: £2,171 GBP|Low: £961 GBP|High: £2,462 GBP|Avg: £1,388 GBP|-11.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10£961 GBP
Retailer 6£1,030 GBP
Retailer 8£1,080 GBP
Retailer 7£1,114 GBP
Retailer 9£1,144 GBP
Retailer 3£1,171 GBP
Retailer 12£1,207 GBP
Retailer 4£1,272 GBP
Retailer 2£1,376 GBP
Retailer 5£1,680 GBP
Retailer 11£1,991 GBP
MOH London£2,171 GBP

36 data points across 12 retailers

13 retailers£961 GBP to £2,171 GBP

A
Cheapest Retailer
-
£961 GBP
HK$10,000 HKD
A
Retailer 2
-
£1,030 GBP
$1,372 USD
View
Final sale: no returns
A
Retailer 3
-
£1,080 GBP
$1,438 USD
View
A
Retailer 4
-
£1,114 GBP
$1,484 USD
View
A
Retailer 5
-
£1,144 GBP
$1,524 USD
View
A
Retailer 6
-
£1,171 GBP
$1,560 USD
View
A
Retailer 7
-
£1,207 GBP
$1,607 USD
View
A
Retailer 8
-
£1,272 GBP
$1,694 USD
View
A
Retailer 9
-
£1,376 GBP
View
A
Retailer 10
-
£1,415 GBP
A$2,898 AUD
View
A
Retailer 11
-
£1,680 GBP
€2,131 EUR
View
B+
Retailer 12
-
£1,991 GBP
$2,651 USD
View
Most Expensive
B+
MOH London
4F4DE3693 · Oct 29
£2,171 GBP
View
12 more retailers have this diamond
Prices start from £961 GBPSave up to £1,209 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
£961 GBP