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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG783632860

Shape and cutting style on the report: Cushion step cut

Certificate IGI LG783632860

Diamond specifications and retailer prices

From £337 GBP
$449 USD
As of October 29, 2026
Save £1,208 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,545 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783632860 or 783632860. Listed at 20 retailers as of October 29, 2026, with prices from £337 to £1,545, a £1,208 spread on the same certified stone. MOH London lists it at £1,545. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783632860
Dimensions7.62 × 6.28 × 3.65 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.62 mm6.28 mm1.55 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783632860
Side View
Table 59.0%Crown 38.8°Girdle: THK-VTKPavilion 36.7°Culet: NoneDepth 58.1%

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: £1,545 GBP|Low: £324 GBP|High: £1,713 GBP|Avg: £809 GBP|+0.4%
MOH London
Retailer 2
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October 30, 2026
Retailer 7£337 GBP
Retailer 3£378 GBP
Retailer 9£378 GBP
Retailer 5£418 GBP
Retailer 6£418 GBP
Retailer 10£460 GBP
Retailer 16£461 GBP
Retailer 19£491 GBP
Retailer 15£526 GBP
Retailer 11£562 GBP
Retailer 14£660 GBP
Retailer 13£690 GBP
Retailer 2£974 GBP
Retailer 20£1,124 GBP
Retailer 18£1,328 GBP
Retailer 4£1,344 GBP
Retailer 12£1,369 GBP
Retailer 17£1,466 GBP
Retailer 8£1,493 GBP
MOH London£1,545 GBP

39 data points across 20 retailers

20 retailers£337 GBP to £1,545 GBP

A
Cheapest Retailer
-
£337 GBP
$449 USD
A
Retailer 2
-
£378 GBP
$503 USD
View
Final sale: no returns
A
Retailer 3
-
£378 GBP
$503 USD
View
A
Retailer 4
-
£418 GBP
$557 USD
View
Retailer 5
-
£418 GBP
$557 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£460 GBP
$613 USD
View
A
Retailer 7
-
£461 GBP
HK$4,800 HKD
View
Retailer 8
-
£491 GBP
View
Price last confirmed 12 days ago
B+
Retailer 9
-
£526 GBP
$700 USD
View
B+
Retailer 10
-
£562 GBP
$748 USD
View
B+
Retailer 11
-
£660 GBP
€837 EUR
View
B+
Retailer 12
-
£690 GBP
View
Retailer 13
-
£974 GBP
A$1,995 AUD
View
B
Retailer 14
-
£1,124 GBP
$1,497 USD
View
B
Retailer 15
-
£1,328 GBP
SGD 2,389 SGD
View
B
Retailer 16
-
£1,344 GBP
$1,790 USD
View
B
Retailer 17
-
£1,369 GBP
$1,823 USD
View
B
Retailer 18
-
£1,466 GBP
$1,952 USD
View
B
Retailer 19
-
£1,493 GBP
$1,989 USD
View
Most Expensive
B
MOH London
LG783632860 · Oct 29
£1,545 GBP
View
19 more retailers have this diamond
Prices start from £337 GBPSave up to £1,208 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
1.55ct Cushion
£337 GBP