CaratHunter
Plans
Cushion|Natural|GIA

0.40ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 7562006898

Certificate GIA 7562006898

Diamond specifications and retailer prices

From £243 GBP
₹30,958 INR
As of November 1, 2026
Save £533 GBP (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £775 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.4ct natural cushion diamond

This 0.4ct natural cushion sits in the sub-half-carat band, graded I 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 7562006898. Listed at 9 retailers as of November 1, 2026, with prices from £243 to £775, a £533 spread on the same certified stone. MOH London lists it at £775. 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

0.40
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7562006898
Dimensions4.39 × 4.02 × 2.76 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud
Top View
4.39 mm4.02 mm0.40 ctI / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateGIA 7562006898
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.7%

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 1
Current: £775 GBP|Low: £242 GBP|High: £785 GBP|Avg: £477 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2£243 GBP
Retailer 7£362 GBP
Retailer 3£414 GBP
Retailer 5£493 GBP
Retailer 4£509 GBP
Retailer 6£521 GBP
Retailer 8£538 GBP
MOH London£775 GBP

34 data points across 8 retailers

9 retailers£243 GBP to £775 GBP

A
Cheapest Retailer
-
£243 GBP
₹30,958 INR
B+
Retailer 2
-
£362 GBP
$485 USD
View
B+
Retailer 3
-
£387 GBP
$519 USD
View
B+
Retailer 4
-
£414 GBP
View
B
Retailer 5
-
£493 GBP
$660 USD
View
B
Retailer 6
-
£509 GBP
€650 EUR
View
B
Retailer 7
-
£521 GBP
ZAR 11,271 ZAR
View
Retailer 8
-
£538 GBP
A$1,109 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
85DE83572 · Nov 1
£775 GBP
View
8 more retailers have this diamond
Prices start from £243 GBPSave up to £533 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
0.40ct Cushion
£243 GBP