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Marquise|Lab Grown|IGI

1.50ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG754515376

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754515376

Diamond specifications and retailer prices

From £223 GBP
As of November 6, 2026
Save £1,458 GBP (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £1,681 GBP at Brilliant Earth · As of November 3, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754515376 or 754515376. Listed at 26 retailers as of November 3, 2026, with prices from £223 to £1,681, a £1,458 spread on the same certified stone. Brilliant Earth lists it at £1,681. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754515376
Dimensions11.76 × 5.93 × 3.80 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm5.93 mm1.50 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754515376
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.1%

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 6
Current: £1,681 GBP|Low: £211 GBP|High: £1,681 GBP|Avg: £669 GBP
Brilliant Earth
Retailer 2
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November 6, 2026
Retailer 5£223 GBP
Retailer 12£259 GBP
Retailer 13£262 GBP
Retailer 8£276 GBP
Retailer 11£276 GBP
Retailer 22£392 GBP
Retailer 9£451 GBP
Retailer 7£469 GBP
Retailer 3£472 GBP
Retailer 20£475 GBP
Retailer 16£484 GBP
Retailer 2£509 GBP
Retailer 19£647 GBP
Retailer 18£848 GBP
Retailer 6£888 GBP
Retailer 4£900 GBP
Retailer 14£923 GBP
Retailer 15£967 GBP
Retailer 21£1,062 GBP
Retailer 17£1,103 GBP
Retailer 10£1,125 GBP
Brilliant Earth£1,681 GBP

37 data points across 22 retailers

26 retailers£223 GBP to £1,681 GBP

A
Cheapest Retailer
-
£223 GBP
A
Retailer 2
-
£259 GBP
View
A
Retailer 3
-
£262 GBP
View
Final sale: no returns
Retailer 4
-
£276 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
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£276 GBP
View
A
Retailer 6
-
£392 GBP
View
A
Retailer 7
-
£451 GBP
View
A
Retailer 8
-
£469 GBP
View
A
Retailer 9
-
£472 GBP
View
A
Retailer 10
-
£475 GBP
View
A
Retailer 11
-
£484 GBP
View
A
Retailer 12
-
£509 GBP
View
B+
Retailer 13
-
£647 GBP
View
B+
Retailer 14
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£720 GBP
View
B
Retailer 15
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£848 GBP
View
B
Retailer 16
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£888 GBP
View
B
Retailer 17
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£900 GBP
View
B
Retailer 18
-
£923 GBP
View
Retailer 19
-
£967 GBP
View
Price last confirmed 33 days ago
B
Retailer 20
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£1,017 GBP
View
B
Retailer 21
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£1,062 GBP
View
B
Retailer 22
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£1,103 GBP
View
B
Retailer 23
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£1,125 GBP
View
B
Retailer 24
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£1,215 GBP
View
B
Retailer 25
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£1,681 GBP
View
Most Expensive
B
Brilliant Earth
20095965A · Nov 3
£1,681 GBP
$2,250 USD
View
25 more retailers have this diamond
Prices start from £223 GBPSave up to £1,458 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
£223 GBP