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Marquise|Lab Grown|IGI

1.50ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG812619513

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812619513

Diamond specifications and retailer prices

From £289 GBP
As of November 4, 2026
Save £1,030 GBP (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,319 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812619513 or 812619513. Listed at 9 retailers as of November 4, 2026, with prices from £289 to £1,319, a £1,030 spread on the same certified stone. Brilliant Earth lists it at £1,319. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812619513
Dimensions12.38 × 6.02 × 3.46 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.38 mm6.02 mm1.50 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812619513
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 57.5%

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: £401 GBP|Low: £289 GBP|High: £872 GBP|Avg: £527 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5£289 GBP
Retailer 3£370 GBP
Retailer 7£374 GBP
Retailer 1£401 GBP
Retailer 6£457 GBP
Retailer 8£730 GBP
Retailer 4£744 GBP
Retailer 2£866 GBP

43 data points across 8 retailers

9 retailers£289 GBP to £1,319 GBP

B+
Cheapest Retailer
-
£289 GBP
Retailer 2
-
£370 GBP
View
Price last confirmed 9 days ago
A
Retailer 3
-
£374 GBP
View
A
Retailer 4
-
£401 GBP
View
A
Retailer 5
-
£457 GBP
View
B+
Retailer 6
-
£730 GBP
View
Retailer 7
-
£744 GBP
View
Price last confirmed 8 days ago
Retailer 8
-
£866 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
20298780A · Nov 4
£1,319 GBP
$1,780 USD
View
8 more retailers have this diamond
Prices start from £289 GBPSave up to £1,030 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 Marquise
£289 GBP