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Marquise|Lab Grown|IGI

1.50ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG838643568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838643568

Diamond specifications and retailer prices

From £249 GBP
As of November 6, 2026
Save £1,440 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,688 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 LG838643568 or 838643568. Listed at 20 retailers as of November 3, 2026, with prices from £249 to £1,688, a £1,440 spread on the same certified stone. Brilliant Earth lists it at £1,688. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838643568
Dimensions11.44 × 6.03 × 3.71 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.44 mm6.03 mm1.50 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838643568
Side View
Table 58.0%Crown 36.7°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 61.5%

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: £487 GBP|Low: £249 GBP|High: £1,260 GBP|Avg: £589 GBP|-3.0%
Retailer 1
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Retailer 3
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Retailer 18
November 6, 2026
Retailer 2£249 GBP
Retailer 7£288 GBP
Retailer 3£309 GBP
Retailer 9£309 GBP
Retailer 11£323 GBP
Retailer 5£335 GBP
Retailer 15£422 GBP
Retailer 1£487 GBP
Retailer 14£498 GBP
Retailer 4£500 GBP
Retailer 16£531 GBP
Retailer 12£546 GBP
Retailer 13£724 GBP
Retailer 18£904 GBP
Retailer 10£915 GBP
Retailer 8£982 GBP
Retailer 6£991 GBP
Retailer 17£1,235 GBP

25 data points across 18 retailers

20 retailers£249 GBP to £1,688 GBP

A
Cheapest Retailer
-
£249 GBP
A
Retailer 2
-
£288 GBP
View
A
Retailer 3
-
£309 GBP
View
Retailer 4
-
£309 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£323 GBP
View
A
Retailer 6
-
£335 GBP
View
A
Retailer 7
-
£422 GBP
View
A
Retailer 8
-
£487 GBP
View
B+
Retailer 9
-
£498 GBP
View
A
Retailer 10
-
£500 GBP
View
A
Retailer 11
-
£531 GBP
View
A
Retailer 12
-
£546 GBP
View
B+
Retailer 13
-
£724 GBP
View
B
Retailer 14
-
£904 GBP
View
B+
Retailer 15
-
£915 GBP
View
B
Retailer 16
-
£982 GBP
View
B+
Retailer 17
-
£991 GBP
View
B
Retailer 18
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£1,110 GBP
View
B
Retailer 19
-
£1,235 GBP
View
Most Expensive
B
Brilliant Earth
21620957A · Nov 3
£1,688 GBP
$2,260 USD
View
19 more retailers have this diamond
Prices start from £249 GBPSave up to £1,440 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
£249 GBP