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Cushion|Lab Grown|IGI

3.66ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG724508668

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG724508668

Diamond specifications and retailer prices

From £859 GBP
As of November 2, 2026
Save £1,921 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,780 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 3.66ct lab-grown cushion diamond

This 3.66ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG724508668 or 724508668. Listed at 14 retailers as of October 27, 2026, with prices from £859 to £2,780, a £1,921 spread on the same certified stone. MOH London lists it at £2,780. 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

3.66
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724508668
Dimensions10.87 × 7.56 × 4.98 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.87 mm7.56 mm3.66 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724508668
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 32.9°Culet: NoneDepth 65.9%

Caratlytics Score

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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: £2,780 GBP|Low: £741 GBP|High: £2,813 GBP|Avg: £1,602 GBP|-0.8%
MOH London
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 3£741 GBP
Retailer 2£859 GBP
Retailer 8£872 GBP
Retailer 13£1,032 GBP
Retailer 10£1,060 GBP
Retailer 6£1,129 GBP
Retailer 7£1,672 GBP
Retailer 9£1,719 GBP
Retailer 12£1,832 GBP
Retailer 5£2,044 GBP
Retailer 11£2,317 GBP
Retailer 4£2,568 GBP
MOH London£2,780 GBP

37 data points across 13 retailers

14 retailers£859 GBP to £2,780 GBP

Retailer 1
-
£741 GBP
$994 USD
Price last confirmed 16 days ago
A
Retailer 2
-
£859 GBP
View
A
Retailer 3
-
£872 GBP
$1,170 USD
View
A
Retailer 4
-
£1,032 GBP
$1,385 USD
View
A
Retailer 5
-
£1,060 GBP
$1,422 USD
View
A
Retailer 6
-
£1,129 GBP
View
B+
Retailer 7
-
£1,672 GBP
A$3,452 AUD
View
B+
Retailer 8
-
£1,719 GBP
ZAR 37,273 ZAR
View
B+
Retailer 9
-
£1,832 GBP
$2,458 USD
View
B+
Retailer 10
-
£2,044 GBP
View
B+
Retailer 11
-
£2,317 GBP
$3,109 USD
View
B
Retailer 12
-
£2,488 GBP
SGD 4,511 SGD
View
B
Retailer 13
-
£2,568 GBP
$3,446 USD
View
Most Expensive
B
MOH London
LG724508668 · Oct 27
£2,780 GBP
View
13 more retailers have this diamond
Prices start from £859 GBPSave up to £1,921 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
3.66ct Cushion
£859 GBP