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Marquise|Lab Grown|IGI

3.50ct F VS2 Marquise Lab Grown Diamond

F/VS2

Diamond specifications and retailer prices

From £1,851 GBP
CA$3,450 CAD
As of November 2, 2026
Save £820 GBP (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,671 GBP at The Diamond Guys · As of November 3, 2026
View at The Diamond Guys

About this 3.5ct lab-grown marquise diamond

This 3.5ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included) and certified by IGI. Listed at 2 retailers as of November 2, 2026, with prices from £1,851 to £2,671, a £820 spread on the same certified stone. The Diamond Guys lists it at £2,671. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.50
Carat
F
Colour
VS2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions16.24 × 7.80 × 4.82 mm
L/W Ratio2.08
Top View
16.24 mm7.80 mm3.50 ctF / VS2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £1,851 GBP|Low: £1,851 GBP|High: £2,671 GBP|Avg: £2,397 GBP
Retailer 1
The Diamond Guys
September 4, 2026
Retailer 1£1,851 GBP
The Diamond Guys£2,671 GBP

2 data points across 2 retailers

2 retailers£1,851 GBP to £2,671 GBP

B
Cheapest Retailer
-
£1,851 GBP
CA$3,450 CAD
Most Expensive
C
The Diamond Guys
1925218513 · Nov 3
£2,671 GBP
$3,584 USD
View
1 more retailer has this diamond
Prices start from £1,851 GBPSave up to £820 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.

B
3.50ct Marquise
£1,851 GBP