Princess|Lab Grown|IGI

1.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG616419317

Shape and cutting style on the report: Princess cut

Certificate IGI LG616419317

Diamond specifications and retailer prices

From £543 GBP
As of November 4, 2026
Save £236 GBP (30%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,222 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 LG616419317 or 616419317. Listed at 19 retailers as of November 1, 2026, with a 44% 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
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616419317
Dimensions6.19 × 6.20 × 4.33 mm
L/W Ratio1.00
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
6.19 mm6.20 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616419317
Side View
Table 65.0%Crown 38.4°Girdle: MediumPavilion 36.9°Culet: NoneDepth 70.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,222 GBP|Low: £164 GBP|High: £1,222 GBP|Avg: £515 GBP
Brilliant Earth
Retailer 2
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Retailer 19
October 27, 2026
Retailer 4£167 GBP
Retailer 9£192 GBP
Retailer 15£216 GBP
Retailer 14£313 GBP
Retailer 6£322 GBP
Retailer 12£330 GBP
Retailer 2£332 GBP
Retailer 19£347 GBP
Retailer 13£433 GBP
Retailer 8£543 GBP
Retailer 18£599 GBP
Retailer 3£636 GBP
Retailer 16£733 GBP
Retailer 11£755 GBP
Retailer 7£756 GBP
Retailer 10£756 GBP
Retailer 17£873 GBP
Retailer 5£889 GBP
Brilliant Earth£1,222 GBP

30 data points across 19 retailers

19 retailers£543 GBP to £779 GBP

Retailer 1
-
£155 GBP
Price last confirmed 37 days ago
Retailer 2
-
£184 GBP
View
Price last confirmed 43 days ago
Retailer 3
-
£190 GBP
View
Price last confirmed 38 days ago
Retailer 4
-
£313 GBP
View
Price last confirmed 13 days ago
Retailer 5
-
£322 GBP
View
Price last confirmed 13 days ago
Retailer 6
-
£330 GBP
View
Price last confirmed 12 days ago
Retailer 7
-
£332 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£347 GBP
View
Price last confirmed 13 days ago
Retailer 9
-
£350 GBP
View
Price last confirmed 36 days ago
Retailer 10
-
£433 GBP
View
Price last confirmed 13 days ago
B+
Retailer 11
-
£543 GBP
View
Retailer 12
-
£618 GBP
View
Price last confirmed 36 days ago
Retailer 13
-
£636 GBP
View
Price last confirmed 13 days ago
Retailer 14
-
£733 GBP
View
Price last confirmed 15 days ago
Retailer 15
-
£756 GBP
View
Price last confirmed 13 days ago
B
Retailer 16
-
£779 GBP
View
Retailer 17
-
£873 GBP
View
Price last confirmed 18 days ago
Retailer 18
-
£889 GBP
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
16073790A · Oct 26
£1,222 GBP
$1,650 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from £543 GBPSave up to £236 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.

B+
1.50ct Princess
£543 GBP