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Marquise|Lab Grown|IGI

3.85ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG809668564

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809668564

Diamond specifications and retailer prices

From £392 GBP
$525 USD
As of October 31, 2026
Save £353 GBP (47%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,985 GBP at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 3.85ct lab-grown marquise diamond

This 3.85ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG809668564 or 809668564. Listed at 4 retailers as of October 28, 2026, with a 90% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.85
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809668564
Dimensions16.81 × 8.32 × 4.98 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.81 mm8.32 mm3.85 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809668564
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,985 GBP|Low: £387 GBP|High: £3,075 GBP|Avg: £1,270 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 4£392 GBP
Retailer 9£605 GBP
Retailer 6£657 GBP
Retailer 2£745 GBP
Retailer 10£816 GBP
Retailer 11£999 GBP
Retailer 7£1,128 GBP
Retailer 8£1,297 GBP
Retailer 3£1,607 GBP
Retailer 5£2,478 GBP
Brilliant Earth£2,985 GBP

33 data points across 11 retailers

4 retailers£392 GBP to £745 GBP

A
Cheapest Retailer
-
£392 GBP
$525 USD
Final sale: no returns
A
Retailer 2
-
£745 GBP
View
Retailer 3
-
£2,478 GBP
$3,320 USD
View
Price last confirmed 14 days ago
Most Expensive
Brilliant Earth
20363177A · Oct 24
£2,985 GBP
$4,000 USD
View
Price last confirmed 8 days ago
3 more retailers have this diamond
Prices start from £392 GBPSave up to £353 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
3.85ct Marquise
£392 GBP