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Princess|Lab Grown|IGI

1.55ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG603355475

Shape and cutting style on the report: Princess cut

Certificate IGI LG603355475

Diamond specifications and retailer prices

From £196 GBP
As of November 4, 2026
Save £775 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £971 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.55ct lab-grown princess diamond

This 1.55ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG603355475 or 603355475. Listed at 20 retailers as of November 4, 2026, with prices from £196 to £971, a £775 spread on the same certified stone. MOH London lists it at £971. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603355475
Dimensions6.22 × 6.10 × 4.58 mm
L/W Ratio1.02
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
6.22 mm6.10 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603355475
Side View
Table 68.0%Crown 44.5°Girdle: ThickPavilion 37.8°Culet: NoneDepth 75.1%

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 4
Current: £971 GBP|Low: £194 GBP|High: £983 GBP|Avg: £489 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 5, 2026
Retailer 14£196 GBP
Retailer 13£227 GBP
Retailer 6£243 GBP
Retailer 17£243 GBP
Retailer 11£283 GBP
Retailer 4£359 GBP
Retailer 3£395 GBP
Retailer 8£403 GBP
Retailer 15£419 GBP
Retailer 2£460 GBP
Retailer 10£494 GBP
Retailer 12£568 GBP
Retailer 7£746 GBP
Retailer 18£781 GBP
Retailer 9£818 GBP
Retailer 5£948 GBP
Retailer 16£956 GBP
MOH London£971 GBP

31 data points across 18 retailers

20 retailers£196 GBP to £971 GBP

A
Cheapest Retailer
-
£196 GBP
A
Retailer 2
-
£227 GBP
View
A
Retailer 3
-
£243 GBP
View
Retailer 4
-
£243 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£283 GBP
View
A
Retailer 6
-
£359 GBP
View
A
Retailer 7
-
£383 GBP
View
A
Retailer 8
-
£395 GBP
View
A
Retailer 9
-
£403 GBP
View
A
Retailer 10
-
£419 GBP
View
B+
Retailer 11
-
£460 GBP
View
B+
Retailer 12
-
£494 GBP
View
B+
Retailer 13
-
£568 GBP
View
B
Retailer 14
-
£746 GBP
View
Retailer 15
-
£759 GBP
View
Price last confirmed 15 days ago
B
Retailer 16
-
£781 GBP
View
B
Retailer 17
-
£818 GBP
View
B
Retailer 18
-
£948 GBP
View
B
Retailer 19
-
£956 GBP
View
Most Expensive
B
MOH London
LG603355475 · Nov 5
£971 GBP
View
19 more retailers have this diamond
Prices start from £196 GBPSave up to £775 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 Princess
£196 GBP