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Marquise|Lab Grown|IGI

3.08ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG851638015

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851638015

Diamond specifications and retailer prices

From £325 GBP
As of November 2, 2026
Save £1,183 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,508 GBP at Brilliance · As of November 5, 2026
View at Brilliance

About this 3.08ct lab-grown marquise diamond

This 3.08ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851638015 or 851638015. Listed at 14 retailers as of November 2, 2026, with prices from £325 to £1,508, a £1,183 spread on the same certified stone. Brilliance lists it at £1,508. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.08
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851638015
Dimensions16.29 × 7.31 × 4.58 mm
L/W Ratio2.23
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.29 mm7.31 mm3.08 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851638015
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 62.7%

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: £1,508 GBP|Low: £325 GBP|High: £1,508 GBP|Avg: £787 GBP
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 12£325 GBP
Retailer 3£363 GBP
Retailer 4£437 GBP
Retailer 8£458 GBP
Retailer 9£509 GBP
Retailer 6£541 GBP
Retailer 2£659 GBP
Retailer 7£851 GBP
Retailer 11£877 GBP
Retailer 14£906 GBP
Retailer 10£1,083 GBP
Retailer 5£1,320 GBP
Retailer 13£1,449 GBP
Brilliance£1,508 GBP

5 data points across 14 retailers

14 retailers£325 GBP to £1,508 GBP

A
Cheapest Retailer
-
£325 GBP
A
Retailer 2
-
£363 GBP
View
Final sale: no returns
A
Retailer 3
-
£437 GBP
View
A
Retailer 4
-
£458 GBP
View
A
Retailer 5
-
£509 GBP
View
B+
Retailer 6
-
£541 GBP
View
A
Retailer 7
-
£659 GBP
View
A
Retailer 8
-
£851 GBP
View
A
Retailer 9
-
£877 GBP
View
A
Retailer 10
-
£906 GBP
View
B+
Retailer 11
-
£1,083 GBP
View
B+
Retailer 12
-
£1,320 GBP
View
B+
Retailer 13
-
£1,449 GBP
View
Most Expensive
B+
Brilliance
D46626205 · Nov 5
£1,508 GBP
$2,029 USD
View
13 more retailers have this diamond
Prices start from £325 GBPSave up to £1,183 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
3.08ct Marquise
£325 GBP