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Marquise|Lab Grown|IGI

3.82ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG839621924

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839621924

Diamond specifications and retailer prices

From £434 GBP
$583 USD
As of November 1, 2026
Save £2,680 GBP (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,115 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.82ct lab-grown marquise diamond

This 3.82ct 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 LG839621924 or 839621924. Listed at 4 retailers as of October 31, 2026, with prices from £434 to £3,115, a £2,680 spread on the same certified stone. Brilliant Earth lists it at £3,115. 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

3.82
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839621924
Dimensions16.42 × 8.01 × 5.15 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.42 mm8.01 mm3.82 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839621924
Side View
Table 63.0%Crown 35.8°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £770 GBP|Low: £434 GBP|High: £2,463 GBP|Avg: £1,391 GBP|-4.8%
Retailer 1
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£434 GBP
Retailer 1£770 GBP
Retailer 2£2,437 GBP

24 data points across 3 retailers

4 retailers£434 GBP to £3,115 GBP

A
Cheapest Retailer
-
£434 GBP
$583 USD
Final sale: no returns
A
Retailer 2
-
£770 GBP
View
B
Retailer 3
-
£2,437 GBP
$3,270 USD
View
Most Expensive
B
Brilliant Earth
21749814A · Oct 31
£3,115 GBP
$4,180 USD
View
3 more retailers have this diamond
Prices start from £434 GBPSave up to £2,680 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
3.82ct Marquise
£434 GBP