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Cushion|Lab Grown|IGI

8.04ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG685552933

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG685552933

Diamond specifications and retailer prices

From £1,248 GBP
$1,675 USD
As of November 2, 2026
Save £2,681 GBP (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,611 GBP at Rare Carat · As of July 13, 2026
View at Rare Carat

About this 8.04ct lab-grown cushion diamond

This 8.04ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685552933 or 685552933. Listed at 14 retailers as of October 31, 2026, with a 215% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.04
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685552933
Dimensions11.77 × 11.60 × 7.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm11.60 mm8.04 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685552933
Side View
Table 62.0%Crown 38.1°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 65.7%

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 2
Current: £1,922 GBP|Low: £1,094 GBP|High: £3,935 GBP|Avg: £2,248 GBP|+5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 5£1,094 GBP
Retailer 11£1,248 GBP
Retailer 6£1,332 GBP
Retailer 7£1,578 GBP
Retailer 13£1,771 GBP
Retailer 12£1,877 GBP
Retailer 1£1,922 GBP
Retailer 10£2,074 GBP
Retailer 4£2,703 GBP
Retailer 3£2,914 GBP
Retailer 9£3,212 GBP
Retailer 8£3,596 GBP
Retailer 2£3,930 GBP

30 data points across 13 retailers

14 retailers£1,248 GBP to £3,930 GBP

Retailer 1
-
£1,094 GBP
$1,468 USD
Price last confirmed 21 days ago
A
Retailer 2
-
£1,248 GBP
$1,675 USD
View
A
Retailer 3
-
£1,332 GBP
View
A
Retailer 4
-
£1,578 GBP
View
B+
Retailer 5
-
£1,771 GBP
$2,377 USD
View
A
Retailer 6
-
£1,877 GBP
ZAR 40,695 ZAR
View
A
Retailer 7
-
£1,922 GBP
€2,457 EUR
View
A
Retailer 8
-
£2,074 GBP
A$4,282 AUD
View
B+
Retailer 9
-
£2,703 GBP
View
B+
Retailer 10
-
£2,914 GBP
$3,910 USD
View
B+
Retailer 11
-
£3,212 GBP
$4,310 USD
View
B+
Retailer 12
-
£3,596 GBP
View
B+
Retailer 13
-
£3,930 GBP
$5,273 USD
View
Most Expensive
Rare Carat
679335529AS685 · Jul 13
£4,611 GBP
$6,187 USD
View
Price last confirmed 112 days ago
13 more retailers have this diamond
Prices start from £1,248 GBPSave up to £2,681 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
8.04ct Cushion
£1,248 GBP