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Marquise|Lab Grown|IGI

3.88ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG839685159

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839685159

Diamond specifications and retailer prices

From £428 GBP
$574 USD
As of October 31, 2026
Save £2,915 GBP (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,343 GBP at Frank Darling · As of November 1, 2026
View at Frank Darling

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 LG839685159 or 839685159. Listed at 5 retailers as of October 31, 2026, with prices from £428 to £3,343, a £2,915 spread on the same certified stone. Frank Darling lists it at £3,343. 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 angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839685159
Dimensions16.30 × 8.62 × 5.09 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.30 mm8.62 mm3.88 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839685159
Side View
Table 60.0%Crown 34.6°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £3,343 GBP|Low: £428 GBP|High: £3,343 GBP|Avg: £1,518 GBP|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3£428 GBP
Retailer 2£598 GBP
Retailer 6£747 GBP
Retailer 5£1,555 GBP
Retailer 4£2,280 GBP
Frank Darling£3,343 GBP

7 data points across 6 retailers

5 retailers£428 GBP to £3,343 GBP

A
Cheapest Retailer
-
£428 GBP
$574 USD
Final sale: no returns
B+
Retailer 2
-
£598 GBP
$801 USD
View
B+
Retailer 3
-
£1,555 GBP
$2,083 USD
View
B
Retailer 4
-
£2,280 GBP
$3,055 USD
View
Most Expensive
B
Frank Darling
100752274657KD · Nov 1
£3,343 GBP
$4,479 USD
View
4 more retailers have this diamond
Prices start from £428 GBPSave up to £2,915 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
£428 GBP