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Marquise|Lab Grown|IGI

3.05ct E VS2 Marquise Lab Grown Diamond

VG • E/VS2 • IGI LG843612087

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843612087

Diamond specifications and retailer prices

From £494 GBP
As of October 30, 2026
Save £1,047 GBP (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,542 GBP at Brilliance · As of October 27, 2026
View at Brilliance

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843612087 or 843612087. Listed at 9 retailers as of October 27, 2026, with prices from £494 to £1,542, a £1,047 spread on the same certified stone. Brilliance lists it at £1,542. 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

3.05
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843612087
Dimensions15.91 × 7.56 × 4.34 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.91 mm7.56 mm3.05 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843612087
Side View
Table 61.0%Crown 31.5°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 57.4%

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 30
Current: £1,542 GBP|Low: £493 GBP|High: £1,542 GBP|Avg: £980 GBP
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2£494 GBP
Retailer 5£518 GBP
Retailer 8£552 GBP
Retailer 3£681 GBP
Retailer 7£898 GBP
Retailer 6£1,108 GBP
Retailer 9£1,349 GBP
Retailer 4£1,521 GBP
Brilliance£1,542 GBP

13 data points across 9 retailers

9 retailers£494 GBP to £1,542 GBP

A
Cheapest Retailer
-
£494 GBP
A
Retailer 2
-
£518 GBP
$690 USD
View
B+
Retailer 3
-
£552 GBP
$735 USD
View
A
Retailer 4
-
£681 GBP
View
B+
Retailer 5
-
£898 GBP
$1,196 USD
View
B+
Retailer 6
-
£1,108 GBP
$1,475 USD
View
Retailer 7
-
£1,349 GBP
$1,796 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
£1,521 GBP
View
Most Expensive
B
Brilliance
D46130321 · Oct 27
£1,542 GBP
$2,053 USD
View
8 more retailers have this diamond
Prices start from £494 GBPSave up to £1,047 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
3.05ct Marquise
£494 GBP