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Cushion|Lab Grown|IGI

1.65ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG774633328

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG774633328

Diamond specifications and retailer prices

From £323 GBP
€412 EUR
As of October 29, 2026
Save £564 GBP (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £887 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.65ct lab-grown cushion diamond

This 1.65ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774633328 or 774633328. Listed at 10 retailers as of October 26, 2026, with prices from £323 to £887, a £564 spread on the same certified stone. MOH London lists it at £887. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774633328
Dimensions8.37 × 6.13 × 4.05 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm6.13 mm1.65 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774633328
Side View
Table 65.0%Crown 36.3°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 66.1%

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: Oct 29
Current: £887 GBP|Low: £212 GBP|High: £891 GBP|Avg: £599 GBP|+7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7£212 GBP
Retailer 2£323 GBP
Retailer 12£355 GBP
Retailer 10£441 GBP
Retailer 5£442 GBP
Retailer 3£583 GBP
Retailer 4£657 GBP
Retailer 9£708 GBP
Retailer 11£777 GBP
Retailer 8£789 GBP
Retailer 6£828 GBP
MOH London£887 GBP

27 data points across 12 retailers

10 retailers£323 GBP to £887 GBP

Retailer 1
-
£212 GBP
Price last confirmed 14 days ago
A
Retailer 2
-
£323 GBP
€412 EUR
View
A
Retailer 3
-
£441 GBP
$591 USD
View
A
Retailer 4
-
£442 GBP
A$911 AUD
View
B+
Retailer 5
-
£708 GBP
$948 USD
View
Retailer 6
-
£777 GBP
SGD 1,406 SGD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£789 GBP
$1,057 USD
View
B
Retailer 8
-
£825 GBP
$1,105 USD
View
Retailer 9
-
£828 GBP
$1,110 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG774633328 · Oct 26
£887 GBP
View
9 more retailers have this diamond
Prices start from £323 GBPSave up to £564 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
1.65ct Cushion
£323 GBP