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Cushion|Natural|GIA

0.50ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 6552421640

Certificate GIA 6552421640

Diamond specifications and retailer prices

From £246 GBP
$328 USD
As of October 29, 2026
Save £588 GBP (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £834 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter 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 6552421640. Listed at 9 retailers as of October 29, 2026, with prices from £246 to £834, a £588 spread on the same certified stone. MOH London lists it at £834. 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

0.50
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552421640
Dimensions4.67 × 4.61 × 3.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Knot
Top View
4.67 mm4.61 mm0.50 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552421640
Side View
Table 63.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 66.1%

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: £834 GBP|Low: £246 GBP|High: £840 GBP|Avg: £469 GBP|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 7£246 GBP
Retailer 3£265 GBP
Retailer 6£387 GBP
Retailer 2£447 GBP
Retailer 5£451 GBP
Retailer 8£461 GBP
Retailer 4£540 GBP
MOH London£834 GBP

41 data points across 8 retailers

9 retailers£246 GBP to £834 GBP

A
Cheapest Retailer
-
£246 GBP
$328 USD
Final sale: no returns
A
Retailer 2
-
£265 GBP
₹33,671 INR
View
A
Retailer 3
-
£387 GBP
$516 USD
View
B+
Retailer 4
-
£415 GBP
$552 USD
View
B+
Retailer 5
-
£447 GBP
View
B+
Retailer 6
-
£451 GBP
View
B+
Retailer 7
-
£461 GBP
$614 USD
View
B+
Retailer 8
-
£540 GBP
€685 EUR
View
Most Expensive
B
MOH London
25E73BC55 · Oct 29
£834 GBP
View
8 more retailers have this diamond
Prices start from £246 GBPSave up to £588 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
0.50ct Cushion
£246 GBP