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Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG847654656

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847654656

Diamond specifications and retailer prices

From £177 GBP
$237 USD
As of November 2, 2026
Save £874 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,051 GBP at Brilliant Earth · As of November 2, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847654656 or 847654656. Listed at 19 retailers as of November 2, 2026, with prices from £177 to £1,051, a £874 spread on the same certified stone. Brilliant Earth lists it at £1,051. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847654656
Dimensions6.08 × 11.39 × 3.73 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.08 mm11.39 mm1.50 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847654656
Side View
Table 58.0%Crown 34.3°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 61.3%

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 2
Current: £410 GBP|Low: £177 GBP|High: £911 GBP|Avg: £540 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
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Retailer 18
November 2, 2026
Retailer 4£177 GBP
Retailer 17£204 GBP
Retailer 8£218 GBP
Retailer 15£218 GBP
Retailer 7£369 GBP
Retailer 11£378 GBP
Retailer 16£382 GBP
Retailer 3£405 GBP
Retailer 1£410 GBP
Retailer 14£510 GBP
Retailer 13£677 GBP
Retailer 18£703 GBP
Retailer 2£705 GBP
Retailer 6£734 GBP
Retailer 5£742 GBP
Retailer 12£881 GBP
Retailer 9£890 GBP
Retailer 10£911 GBP

17 data points across 18 retailers

19 retailers£177 GBP to £1,051 GBP

A
Cheapest Retailer
-
£177 GBP
$237 USD
A
Retailer 2
-
£204 GBP
$274 USD
View
Retailer 3
-
£218 GBP
$293 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£218 GBP
$293 USD
View
A
Retailer 5
-
£369 GBP
$495 USD
View
A
Retailer 6
-
£378 GBP
ZAR 8,184 ZAR
View
A
Retailer 7
-
£382 GBP
$512 USD
View
A
Retailer 8
-
£405 GBP
$544 USD
View
A
Retailer 9
-
£410 GBP
View
A
Retailer 10
-
£510 GBP
A$1,052 AUD
View
B+
Retailer 11
-
£677 GBP
A$1,397 AUD
View
B+
Retailer 12
-
£703 GBP
$943 USD
View
B+
Retailer 13
-
£705 GBP
$946 USD
View
B+
Retailer 14
-
£734 GBP
$985 USD
View
B+
Retailer 15
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£742 GBP
$995 USD
View
B+
Retailer 16
-
£881 GBP
View
B
Retailer 17
-
£890 GBP
$1,194 USD
View
B
Retailer 18
-
£911 GBP
$1,222 USD
View
Most Expensive
B
Brilliant Earth
22293195A · Nov 2
£1,051 GBP
$1,410 USD
View
18 more retailers have this diamond
Prices start from £177 GBPSave up to £874 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
£177 GBP