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Princess|Lab Grown|IGI

1.55ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG633464454

Shape and cutting style on the report: Princess cut

Certificate IGI LG633464454

Diamond specifications and retailer prices

From £173 GBP
As of November 4, 2026
Save £901 GBP (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,074 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG633464454 or 633464454. Listed at 23 retailers as of November 2, 2026, with prices from £173 to £1,074, a £901 spread on the same certified stone. Brilliant Earth lists it at £1,074. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633464454
Dimensions0.00 × 0.00 × 0.00 mm
L/W Ratio1.01
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
0.00 mm0.00 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633464454
Side View
Table 70.0%Crown 44.6°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
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: £1,074 GBP|Low: £173 GBP|High: £1,074 GBP|Avg: £540 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4£173 GBP
Retailer 5£250 GBP
Retailer 10£359 GBP
Retailer 8£370 GBP
Retailer 2£401 GBP
Retailer 7£501 GBP
Retailer 3£693 GBP
Retailer 11£704 GBP
Retailer 12£722 GBP
Retailer 6£776 GBP
Retailer 9£861 GBP
Brilliant Earth£1,074 GBP

32 data points across 12 retailers

23 retailers£173 GBP to £1,074 GBP

A
Cheapest Retailer
-
£173 GBP
A
Retailer 2
-
£194 GBP
View
Final sale: no returns
A
Retailer 3
-
£201 GBP
View
A
Retailer 4
-
£215 GBP
View
Retailer 5
-
£215 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£250 GBP
View
A
Retailer 7
-
£359 GBP
View
A
Retailer 8
-
£364 GBP
View
A
Retailer 9
-
£370 GBP
View
A
Retailer 10
-
£400 GBP
View
A
Retailer 11
-
£401 GBP
View
B+
Retailer 12
-
£458 GBP
View
B+
Retailer 13
-
£501 GBP
View
B
Retailer 14
-
£691 GBP
View
B
Retailer 15
-
£693 GBP
View
Retailer 16
-
£704 GBP
View
Price last confirmed 7 days ago
Retailer 17
-
£722 GBP
View
Price last confirmed 18 days ago
B
Retailer 18
-
£729 GBP
View
B
Retailer 19
-
£753 GBP
View
B
Retailer 20
-
£776 GBP
View
B
Retailer 21
-
£861 GBP
View
B
Retailer 22
-
£915 GBP
View
Most Expensive
B
Brilliant Earth
10085042A · Nov 2
£1,074 GBP
$1,450 USD
View
22 more retailers have this diamond
Prices start from £173 GBPSave up to £901 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
£173 GBP