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Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG836684929

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836684929

Diamond specifications and retailer prices

From £277 GBP
As of November 3, 2026
Save £1,138 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,415 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836684929 or 836684929. Listed at 18 retailers as of November 3, 2026, with prices from £277 to £1,415, a £1,138 spread on the same certified stone. Do Amore Diamonds lists it at £1,415. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836684929
Dimensions11.90 × 6.10 × 3.66 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm6.10 mm1.50 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836684929
Side View
Table 61.0%Crown 33.1°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 60.0%

Caratlytics Score

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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 3
Current: £1,415 GBP|Low: £277 GBP|High: £1,711 GBP|Avg: £672 GBP|+8.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 5£277 GBP
Retailer 6£287 GBP
Retailer 12£299 GBP
Retailer 9£424 GBP
Retailer 2£464 GBP
Retailer 8£577 GBP
Retailer 7£648 GBP
Retailer 11£719 GBP
Retailer 4£899 GBP
Retailer 3£916 GBP
Retailer 10£987 GBP
Retailer 13£1,296 GBP
Do Amore Diamonds£1,415 GBP

37 data points across 13 retailers

18 retailers£277 GBP to £1,415 GBP

Retailer 1
-
£179 GBP
Price last confirmed 28 days ago
Retailer 2
-
£207 GBP
View
Price last confirmed 37 days ago
Retailer 3
-
£221 GBP
View
Price last confirmed 24 days ago
Retailer 4
-
£221 GBP
View
Price last confirmed 33 days ago
A
Retailer 5
-
£277 GBP
View
A
Retailer 6
-
£287 GBP
View
B+
Retailer 7
-
£299 GBP
View
A
Retailer 8
-
£424 GBP
View
A
Retailer 9
-
£464 GBP
View
B+
Retailer 10
-
£577 GBP
View
B+
Retailer 11
-
£648 GBP
View
B+
Retailer 12
-
£719 GBP
View
Retailer 13
-
£784 GBP
View
Price last confirmed 36 days ago
B
Retailer 14
-
£899 GBP
View
B
Retailer 15
-
£916 GBP
View
B
Retailer 16
-
£987 GBP
View
B
Retailer 17
-
£1,296 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1977742 · Nov 4
£1,415 GBP
$1,910 USD
View
17 more retailers have this diamond
Prices start from £277 GBPSave up to £1,138 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
£277 GBP