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Cushion|Lab Grown|IGI

1.55ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG634478657

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG634478657

Diamond specifications and retailer prices

From £273 GBP
As of November 4, 2026
Save £710 GBP (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £982 GBP at MOH London · As of November 5, 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG634478657 or 634478657. Listed at 15 retailers as of November 4, 2026, with prices from £273 to £982, a £710 spread on the same certified stone. MOH London lists it at £982. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634478657
Dimensions6.86 × 6.73 × 4.39 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.86 mm6.73 mm1.55 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634478657
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 65.2%

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 4
Current: £982 GBP|Low: £171 GBP|High: £982 GBP|Avg: £515 GBP|+28.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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November 5, 2026
Retailer 7£199 GBP
Retailer 4£221 GBP
Retailer 10£273 GBP
Retailer 3£339 GBP
Retailer 9£363 GBP
Retailer 16£381 GBP
Retailer 6£407 GBP
Retailer 13£408 GBP
Retailer 5£464 GBP
Retailer 2£467 GBP
Retailer 15£516 GBP
Retailer 11£774 GBP
Retailer 12£827 GBP
Retailer 14£945 GBP
Retailer 8£980 GBP
MOH London£982 GBP

40 data points across 16 retailers

15 retailers£273 GBP to £982 GBP

Retailer 1
-
£221 GBP
Price last confirmed 24 days ago
A
Retailer 2
-
£273 GBP
View
A
Retailer 3
-
£339 GBP
View
A
Retailer 4
-
£363 GBP
View
A
Retailer 5
-
£381 GBP
View
A
Retailer 6
-
£407 GBP
View
A
Retailer 7
-
£408 GBP
View
A
Retailer 8
-
£464 GBP
View
A
Retailer 9
-
£467 GBP
View
A
Retailer 10
-
£516 GBP
View
B+
Retailer 11
-
£774 GBP
View
B
Retailer 12
-
£827 GBP
View
B
Retailer 13
-
£945 GBP
View
Retailer 14
-
£980 GBP
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
LG634478657 · Nov 5
£982 GBP
View
14 more retailers have this diamond
Prices start from £273 GBPSave up to £710 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
£273 GBP