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Cushion|Natural|GIA

0.53ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 5563197660

Certificate GIA 5563197660

Diamond specifications and retailer prices

From £270 GBP
As of November 4, 2026
Save £407 GBP (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £677 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.53ct natural cushion diamond

This 0.53ct natural cushion sits in the half to three-quarter carat band, graded H 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 5563197660. Listed at 10 retailers as of November 2, 2026, with prices from £270 to £677, a £407 spread on the same certified stone. MOH London lists it at £677. 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

0.53
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5563197660
Dimensions4.77 × 4.77 × 3.25 mm
L/W Ratio1.00
Top View
4.77 mm4.77 mm0.53 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5563197660
Side View
Table 63.0%CrownGirdlePavilionCuletDepth 68.2%

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 4
Current: £677 GBP|Low: £270 GBP|High: £791 GBP|Avg: £453 GBP|-14.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 9£270 GBP
Retailer 6£299 GBP
Retailer 7£367 GBP
Retailer 2£378 GBP
Retailer 3£384 GBP
Retailer 8£390 GBP
Retailer 4£453 GBP
Retailer 10£522 GBP
Retailer 5£530 GBP
MOH London£677 GBP

38 data points across 10 retailers

10 retailers£270 GBP to £677 GBP

A
Cheapest Retailer
-
£270 GBP
Final sale: no returns
A
Retailer 2
-
£299 GBP
View
A
Retailer 3
-
£367 GBP
View
A
Retailer 4
-
£378 GBP
View
B+
Retailer 5
-
£384 GBP
View
B+
Retailer 6
-
£390 GBP
View
B+
Retailer 7
-
£453 GBP
View
Retailer 8
-
£522 GBP
View
Price last confirmed 34 days ago
B
Retailer 9
-
£530 GBP
View
Most Expensive
B
MOH London
2C2ADB75F · Nov 2
£677 GBP
View
9 more retailers have this diamond
Prices start from £270 GBPSave up to £407 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
0.53ct Cushion
£270 GBP