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Cushion|Natural|GIA

1.00ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 5413054042

Certificate GIA 5413054042

Diamond specifications and retailer prices

From £1,017 GBP
As of November 6, 2026
Save £1,369 GBP (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,386 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5413054042. Listed at 14 retailers as of November 4, 2026, with prices from £1,017 to £2,386, a £1,369 spread on the same certified stone. MOH London lists it at £2,386. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5413054042
Dimensions6.01 × 5.25 × 3.66 mm
L/W Ratio1.14
Top View
6.01 mm5.25 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5413054042
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 69.7%

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: £2,386 GBP|Low: £1,017 GBP|High: £5,612 GBP|Avg: £1,705 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2£1,017 GBP
Retailer 8£1,260 GBP
Retailer 6£1,274 GBP
Retailer 7£1,301 GBP
Retailer 3£1,343 GBP
Retailer 5£1,516 GBP
Retailer 4£1,855 GBP
MOH London£2,386 GBP

30 data points across 8 retailers

14 retailers£1,017 GBP to £2,386 GBP

A
Cheapest Retailer
-
£1,017 GBP
Retailer 2
-
£1,052 GBP
View
Price last confirmed 63 days ago
B+
Retailer 3
-
£1,242 GBP
View
B+
Retailer 4
-
£1,245 GBP
View
B+
Retailer 5
-
£1,260 GBP
View
Final sale: no returns
Retailer 6
-
£1,274 GBP
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£1,301 GBP
View
B+
Retailer 8
-
£1,343 GBP
View
Retailer 9
-
£1,366 GBP
View
Price last confirmed 21 days ago
B+
Retailer 10
-
£1,468 GBP
View
B+
Retailer 11
-
£1,516 GBP
View
B+
Retailer 12
-
£1,573 GBP
View
B
Retailer 13
-
£1,855 GBP
View
Most Expensive
B
MOH London
848B094FC · Nov 4
£2,386 GBP
View
13 more retailers have this diamond
Prices start from £1,017 GBPSave up to £1,369 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
£1,017 GBP