CaratHunter
Plans
Marquise|Lab Grown|IGI

3.86ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG810649311

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG810649311

Diamond specifications and retailer prices

From £421 GBP
$564 USD
As of October 31, 2026
Save £2,905 GBP (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,326 GBP at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 3.86ct lab-grown marquise diamond

This 3.86ct 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 LG810649311 or 810649311. Listed at 5 retailers as of October 31, 2026, with prices from £421 to £3,326, a £2,905 spread on the same certified stone. Frank Darling lists it at £3,326. 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

3.86
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810649311
Dimensions17.07 × 8.21 × 4.99 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.07 mm8.21 mm3.86 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810649311
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

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: £3,326 GBP|Low: £421 GBP|High: £3,326 GBP|Avg: £1,310 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2£421 GBP
Retailer 4£590 GBP
Retailer 6£720 GBP
Retailer 3£1,529 GBP
Retailer 5£2,269 GBP
Frank Darling£3,326 GBP

19 data points across 6 retailers

5 retailers£421 GBP to £3,326 GBP

A
Cheapest Retailer
-
£421 GBP
$564 USD
Final sale: no returns
B+
Retailer 2
-
£590 GBP
$790 USD
View
B+
Retailer 3
-
£1,529 GBP
$2,049 USD
View
Retailer 4
-
£2,269 GBP
$3,040 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Frank Darling
100752135605KD · Oct 31
£3,326 GBP
$4,456 USD
View
4 more retailers have this diamond
Prices start from £421 GBPSave up to £2,905 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
3.86ct Marquise
£421 GBP