CaratHunter
Plans
Cushion|Natural|GIA

0.80ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 5533314096

Certificate GIA 5533314096

Diamond specifications and retailer prices

From £436 GBP
As of November 6, 2026
Save £657 GBP (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,092 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-one-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 5533314096. Listed at 10 retailers as of November 1, 2026, with prices from £436 to £1,092, a £657 spread on the same certified stone. MOH London lists it at £1,092. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle36.4°
OriginNatural
Grading LabGIA
CertificateGIA 5533314096
Dimensions5.28 × 5.23 × 3.58 mm
L/W Ratio1.01
Top View
5.28 mm5.23 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5533314096
Side View
Table 62.0%Crown 36.3°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 68.5%

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: Nov 6
Current: £1,092 GBP|Low: £403 GBP|High: £1,134 GBP|Avg: £652 GBP|-3.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£436 GBP
Retailer 7£510 GBP
Retailer 5£512 GBP
Retailer 9£551 GBP
Retailer 3£576 GBP
Retailer 6£604 GBP
Retailer 2£693 GBP
Retailer 4£699 GBP
Retailer 10£729 GBP
MOH London£1,092 GBP

41 data points across 10 retailers

10 retailers£436 GBP to £1,092 GBP

A
Cheapest Retailer
-
£436 GBP
Final sale: no returns
Retailer 2
-
£510 GBP
View
Price last confirmed 9 days ago
A
Retailer 3
-
£512 GBP
View
A
Retailer 4
-
£551 GBP
View
A
Retailer 5
-
£576 GBP
View
A
Retailer 6
-
£604 GBP
View
A
Retailer 7
-
£693 GBP
View
A
Retailer 8
-
£699 GBP
View
Retailer 9
-
£729 GBP
View
Price last confirmed 34 days ago
Most Expensive
B+
MOH London
CC427AB8E · Nov 1
£1,092 GBP
View
9 more retailers have this diamond
Prices start from £436 GBPSave up to £657 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
0.80ct Cushion
£436 GBP