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Marquise|Lab Grown|IGI

3.82ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG819608863

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819608863

Diamond specifications and retailer prices

From £479 GBP
$643 USD
As of November 1, 2026
Save £2,344 GBP (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,823 GBP at Frank Darling · As of November 2, 2026
View at Frank Darling

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 LG819608863 or 819608863. Listed at 5 retailers as of November 1, 2026, with prices from £479 to £2,823, a £2,344 spread on the same certified stone. Frank Darling lists it at £2,823. 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 angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819608863
Dimensions16.51 × 8.26 × 5.05 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.51 mm8.26 mm3.82 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819608863
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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: Nov 1
Current: £2,823 GBP|Low: £479 GBP|High: £2,823 GBP|Avg: £1,512 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 3£479 GBP
Retailer 2£663 GBP
Retailer 7£785 GBP
Retailer 6£1,201 GBP
Retailer 5£1,724 GBP
Retailer 4£2,362 GBP
Frank Darling£2,823 GBP

9 data points across 7 retailers

5 retailers£479 GBP to £2,823 GBP

A
Cheapest Retailer
-
£479 GBP
$643 USD
Final sale: no returns
B+
Retailer 2
-
£663 GBP
$890 USD
View
B+
Retailer 3
-
£1,724 GBP
$2,314 USD
View
B
Retailer 4
-
£2,362 GBP
$3,170 USD
View
Most Expensive
B
Frank Darling
100756138612KD · Nov 2
£2,823 GBP
$3,789 USD
View
4 more retailers have this diamond
Prices start from £479 GBPSave up to £2,344 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
£479 GBP