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Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG818661862

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818661862

Diamond specifications and retailer prices

From £199 GBP
$266 USD
As of November 2, 2026
Save £849 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,047 GBP at Reve Diamonds · As of November 1, 2026
View at Reve 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818661862 or 818661862. Listed at 21 retailers as of November 1, 2026, with prices from £199 to £1,047, a £849 spread on the same certified stone. Reve Diamonds lists it at £1,047. 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 angle36°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661862
Dimensions11.99 × 5.91 × 3.64 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.99 mm5.91 mm1.50 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661862
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £287 GBP|Low: £197 GBP|High: £1,047 GBP|Avg: £544 GBP|+0.8%
Retailer 1
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Retailer 21
Reve Diamonds
November 2, 2026
Retailer 12£199 GBP
Retailer 5£222 GBP
Retailer 17£230 GBP
Retailer 9£244 GBP
Retailer 21£246 GBP
Retailer 1£287 GBP
Retailer 19£332 GBP
Retailer 20£366 GBP
Retailer 3£390 GBP
Retailer 16£424 GBP
Retailer 14£436 GBP
Retailer 15£467 GBP
Retailer 7£479 GBP
Retailer 8£567 GBP
Retailer 6£694 GBP
Retailer 11£749 GBP
Retailer 2£790 GBP
Retailer 4£829 GBP
Retailer 13£955 GBP
Retailer 10£959 GBP
Retailer 18£986 GBP
Reve Diamonds£1,047 GBP

35 data points across 22 retailers

21 retailers£199 GBP to £1,047 GBP

A
Cheapest Retailer
-
£199 GBP
$266 USD
A
Retailer 2
-
£222 GBP
$297 USD
View
Final sale: no returns
A
Retailer 3
-
£230 GBP
$308 USD
View
Retailer 4
-
£244 GBP
$327 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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£246 GBP
$330 USD
View
A
Retailer 6
-
£287 GBP
View
B+
Retailer 7
-
£332 GBP
$445 USD
View
A
Retailer 8
-
£366 GBP
$490 USD
View
A
Retailer 9
-
£390 GBP
$523 USD
View
A
Retailer 10
-
£424 GBP
ZAR 9,180 ZAR
View
A
Retailer 11
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£467 GBP
View
A
Retailer 12
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£479 GBP
A$988 AUD
View
A
Retailer 13
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£567 GBP
A$1,169 AUD
View
B+
Retailer 14
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£694 GBP
A$1,430 AUD
View
B+
Retailer 15
-
£749 GBP
$1,004 USD
View
B
Retailer 16
-
£790 GBP
$1,059 USD
View
B+
Retailer 17
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£829 GBP
$1,111 USD
View
B
Retailer 18
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£955 GBP
View
B
Retailer 19
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£959 GBP
$1,285 USD
View
B
Retailer 20
-
£986 GBP
View
Most Expensive
B
Reve Diamonds
A83404D88 · Nov 1
£1,047 GBP
$1,404 USD
View
20 more retailers have this diamond
Prices start from £199 GBPSave up to £849 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
£199 GBP