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Marquise|Lab Grown|IGI

3.88ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG846643775

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846643775

Diamond specifications and retailer prices

From £404 GBP
$541 USD
As of October 31, 2026
Save £2,604 GBP (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,008 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.88ct lab-grown marquise diamond

This 3.88ct 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 LG846643775 or 846643775. Listed at 4 retailers as of October 31, 2026, with prices from £404 to £3,008, a £2,604 spread on the same certified stone. Brilliant Earth lists it at £3,008. 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

3.88
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846643775
Dimensions16.40 × 8.14 × 5.03 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.40 mm8.14 mm3.88 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846643775
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £3,008 GBP|Low: £404 GBP|High: £3,008 GBP|Avg: £1,543 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3£404 GBP
Retailer 2£764 GBP
Retailer 4£2,496 GBP
Brilliant Earth£3,008 GBP

12 data points across 4 retailers

4 retailers£404 GBP to £3,008 GBP

A
Cheapest Retailer
-
£404 GBP
$541 USD
Final sale: no returns
A
Retailer 2
-
£764 GBP
View
B
Retailer 3
-
£2,496 GBP
$3,345 USD
View
Most Expensive
B
Brilliant Earth
22308916A · Oct 31
£3,008 GBP
$4,030 USD
View
3 more retailers have this diamond
Prices start from £404 GBPSave up to £2,604 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
3.88ct Marquise
£404 GBP