Marquise|Lab Grown|IGI

2.99ct E VS2 Marquise Lab Grown Diamond

VG • E/VS2 • IGI LG840651140

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840651140

Diamond specifications and retailer prices

From £401 GBP
$534 USD
As of October 28, 2026
Save £1,640 GBP (80%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,041 GBP at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 2.99ct lab-grown marquise diamond

This 2.99ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840651140 or 840651140. Listed at 5 retailers as of October 27, 2026, with prices from £401 to £2,041, a £1,640 spread on the same certified stone. Frank Darling lists it at £2,041. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.99
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840651140
Dimensions15.28 × 7.34 × 4.64 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
15.28 mm7.34 mm2.99 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840651140
Side View
Table 62.0%Crown 34.6°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 63.2%

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 28
Current: £2,041 GBP|Low: £401 GBP|High: £2,041 GBP|Avg: £1,105 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3£401 GBP
Retailer 4£562 GBP
Retailer 6£774 GBP
Retailer 5£1,497 GBP
Retailer 2£1,904 GBP
Frank Darling£2,041 GBP

8 data points across 6 retailers

5 retailers£401 GBP to £2,041 GBP

A
Cheapest Retailer
-
£401 GBP
$534 USD
Final sale: no returns
B+
Retailer 2
-
£562 GBP
$748 USD
View
B
Retailer 3
-
£1,497 GBP
$1,993 USD
View
B
Retailer 4
-
£1,904 GBP
$2,535 USD
View
Most Expensive
B
Frank Darling
100759955082KD · Oct 27
£2,041 GBP
$2,718 USD
View
4 more retailers have this diamond
Prices start from £401 GBPSave up to £1,640 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
2.99ct Marquise
£401 GBP