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Cushion|Natural|GIA

0.80ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 6217768300

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 6217768300

Diamond specifications and retailer prices

From £909 GBP
$1,220 USD
As of November 2, 2026
Save £814 GBP (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,723 GBP at Cape Diamonds · As of October 31, 2026
View at Cape Diamonds

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-one-carat band, graded G 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 6217768300. Listed at 6 retailers as of October 31, 2026, with prices from £909 to £1,723, a £814 spread on the same certified stone. Cape Diamonds lists it at £1,723. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6217768300
Dimensions5.86 × 5.00 × 3.27 mm
L/W Ratio1.17
Top View
5.86 mm5.00 mm0.80 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6217768300
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 65.5%

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: Nov 2
Current: £1,723 GBP|Low: £826 GBP|High: £1,723 GBP|Avg: £1,243 GBP|+2.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4£909 GBP
Retailer 3£924 GBP
Retailer 2£1,474 GBP
Cape Diamonds£1,723 GBP

33 data points across 4 retailers

6 retailers£909 GBP to £1,723 GBP

A
Cheapest Retailer
-
£909 GBP
$1,220 USD
Final sale: no returns
Retailer 2
-
£924 GBP
$1,240 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
£939 GBP
$1,260 USD
View
A
Retailer 4
-
£958 GBP
$1,285 USD
View
B+
Retailer 5
-
£1,474 GBP
View
Most Expensive
B
Cape Diamonds
cert_6217768300 · Oct 31
£1,723 GBP
ZAR 37,355 ZAR
View
5 more retailers have this diamond
Prices start from £909 GBPSave up to £814 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
£909 GBP