Princess|Lab Grown|IGI

1.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG791644533

Shape and cutting style on the report: Princess cut

Certificate IGI LG791644533

Diamond specifications and retailer prices

From £259 GBP
As of November 4, 2026
Save £511 GBP (66%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £906 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.5ct lab-grown princess diamond

This 1.5ct 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 LG791644533 or 791644533. Listed at 19 retailers as of November 4, 2026, with a 197% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.3°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791644533
Dimensions6.44 × 6.38 × 4.30 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.44 mm6.38 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG791644533
Side View
Table 68.0%Crown 41.3°Girdle: MediumPavilion 36.6°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £359 GBP|Low: £149 GBP|High: £906 GBP|Avg: £457 GBP|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 18
Reve Diamonds
October 30, 2026
Retailer 3£155 GBP
Retailer 4£173 GBP
Retailer 6£180 GBP
Retailer 5£192 GBP
Retailer 2£225 GBP
Retailer 9£259 GBP
Retailer 11£319 GBP
Retailer 15£324 GBP
Retailer 12£352 GBP
Retailer 1£359 GBP
Retailer 8£436 GBP
Retailer 16£468 GBP
Retailer 7£618 GBP
Retailer 10£657 GBP
Retailer 13£705 GBP
Retailer 18£730 GBP
Retailer 17£770 GBP
Retailer 14£771 GBP
Reve Diamonds£906 GBP

38 data points across 19 retailers

19 retailers£259 GBP to £770 GBP

Retailer 1
-
£155 GBP
Price last confirmed 9 days ago
Retailer 2
-
£180 GBP
View
Price last confirmed 12 days ago
Retailer 3
-
£192 GBP
View
Price last confirmed 11 days ago
B+
Retailer 4
-
£259 GBP
View
A
Retailer 5
-
£319 GBP
View
Retailer 6
-
£324 GBP
View
Price last confirmed 13 days ago
Retailer 7
-
£352 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£359 GBP
View
Retailer 9
-
£436 GBP
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£468 GBP
View
Retailer 11
-
£485 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
£618 GBP
View
Price last confirmed 11 days ago
Retailer 13
-
£657 GBP
View
Price last confirmed 9 days ago
B
Retailer 14
-
£705 GBP
View
B
Retailer 15
-
£730 GBP
View
Retailer 16
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£741 GBP
View
Price last confirmed 43 days ago
B
Retailer 17
-
£770 GBP
View
Retailer 18
-
£771 GBP
View
Price last confirmed 11 days ago
Most Expensive
Reve Diamonds
74D1651AE · Oct 25
£906 GBP
$1,223 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from £259 GBPSave up to £511 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
1.50ct Princess
£259 GBP