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Cushion|Natural|GIA

0.85ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6555156671

Certificate GIA 6555156671

Diamond specifications and retailer prices

From £567 GBP
MYR 3,076 MYR
As of October 28, 2026
Save £345 GBP (38%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £912 GBP at GemTrove · As of October 29, 2026
View at GemTrove

About this 0.85ct natural cushion diamond

This 0.85ct natural cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555156671. Listed at 6 retailers as of October 28, 2026, with prices from £567 to £912, a £345 spread on the same certified stone. GemTrove lists it at £912. 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

0.85
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555156671
Dimensions5.27 × 5.19 × 3.52 mm
L/W Ratio1.02
Top View
5.27 mm5.19 mm0.85 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555156671
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £912 GBP|Low: £561 GBP|High: £912 GBP|Avg: £696 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6£567 GBP
Retailer 3£616 GBP
Retailer 5£636 GBP
Retailer 2£665 GBP
Retailer 4£698 GBP
GemTrove£912 GBP

39 data points across 6 retailers

6 retailers£567 GBP to £912 GBP

A
Cheapest Retailer
-
£567 GBP
MYR 3,076 MYR
A
Retailer 2
-
£616 GBP
$820 USD
View
A
Retailer 3
-
£636 GBP
SGD 1,144 SGD
View
A
Retailer 4
-
£665 GBP
View
A
Retailer 5
-
£698 GBP
$929 USD
View
Most Expensive
A
GemTrove
GT-N-00965924-98 · Oct 29
£912 GBP
A$1,868 AUD
View
5 more retailers have this diamond
Prices start from £567 GBPSave up to £345 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
0.85ct Cushion
£567 GBP