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Princess|Lab Grown|IGI

1.55ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG626454462

Shape and cutting style on the report: Princess cut

Certificate IGI LG626454462

Diamond specifications and retailer prices

From £207 GBP
As of November 4, 2026
Save £1,052 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,259 GBP at Brilliant Earth · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626454462 or 626454462. Listed at 19 retailers as of November 4, 2026, with prices from £207 to £1,259, a £1,052 spread on the same certified stone. Brilliant Earth lists it at £1,259. 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 angle42.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626454462
Dimensions6.42 × 6.20 × 4.49 mm
L/W Ratio1.04
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
6.42 mm6.20 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626454462
Side View
Table 70.0%Crown 42.4°Girdle: MediumPavilion 38.9°Culet: NoneDepth 72.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,259 GBP|Low: £148 GBP|High: £1,326 GBP|Avg: £563 GBP|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 5, 2026
Retailer 6£207 GBP
Retailer 3£215 GBP
Retailer 14£270 GBP
Retailer 9£348 GBP
Retailer 5£384 GBP
Retailer 11£396 GBP
Retailer 12£413 GBP
Retailer 2£433 GBP
Retailer 10£538 GBP
Retailer 15£707 GBP
Retailer 13£752 GBP
Retailer 7£883 GBP
Retailer 4£904 GBP
Retailer 8£919 GBP
Brilliant Earth£1,259 GBP

43 data points across 15 retailers

19 retailers£207 GBP to £1,259 GBP

Retailer 1
-
£178 GBP
Price last confirmed 31 days ago
A
Retailer 2
-
£207 GBP
View
Final sale: no returns
Retailer 3
-
£215 GBP
View
Price last confirmed 27 days ago
Retailer 4
-
£230 GBP
View
Price last confirmed 31 days ago
A
Retailer 5
-
£348 GBP
View
A
Retailer 6
-
£379 GBP
View
A
Retailer 7
-
£384 GBP
View
A
Retailer 8
-
£396 GBP
View
A
Retailer 9
-
£413 GBP
View
A
Retailer 10
-
£433 GBP
View
B+
Retailer 11
-
£538 GBP
View
B
Retailer 12
-
£707 GBP
View
Retailer 13
-
£739 GBP
View
Price last confirmed 32 days ago
B
Retailer 14
-
£752 GBP
View
B
Retailer 15
-
£883 GBP
View
B
Retailer 16
-
£904 GBP
View
B
Retailer 17
-
£919 GBP
View
B
Retailer 18
-
£1,124 GBP
View
Most Expensive
B
Brilliant Earth
15177606A · Nov 4
£1,259 GBP
$1,700 USD
View
18 more retailers have this diamond
Prices start from £207 GBPSave up to £1,052 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
£207 GBP