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Marquise|Lab Grown|IGI

3.05ct E VS2 Marquise Lab Grown Diamond

VG • E/VS2 • IGI LG851604216

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851604216

Diamond specifications and retailer prices

From £640 GBP
$852 USD
As of October 29, 2026
Save £1,211 GBP (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,851 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG851604216 or 851604216. Listed at 8 retailers as of October 28, 2026, with prices from £640 to £1,851, a £1,211 spread on the same certified stone. Rare Carat lists it at £1,851. 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°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851604216
Dimensions16.04 × 7.57 × 4.45 mm
L/W Ratio2.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.04 mm7.57 mm3.05 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851604216
Side View
Table 60.0%Crown 31°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 58.8%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £1,851 GBP|Low: £640 GBP|High: £1,851 GBP|Avg: £940 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 7£640 GBP
Retailer 6£645 GBP
Retailer 4£650 GBP
Retailer 2£686 GBP
Retailer 5£899 GBP
Retailer 8£1,357 GBP
Retailer 3£1,532 GBP
Rare Carat£1,851 GBP

7 data points across 8 retailers

8 retailers£640 GBP to £1,851 GBP

A
Cheapest Retailer
-
£640 GBP
$852 USD
A
Retailer 2
-
£645 GBP
€818 EUR
View
B+
Retailer 3
-
£650 GBP
$866 USD
View
A
Retailer 4
-
£686 GBP
View
A
Retailer 5
-
£899 GBP
$1,197 USD
View
B
Retailer 6
-
£1,357 GBP
$1,808 USD
View
B
Retailer 7
-
£1,532 GBP
View
Most Expensive
B
Rare Carat
CM75-44A_l_851604216 · Oct 28
£1,851 GBP
$2,465 USD
View
7 more retailers have this diamond
Prices start from £640 GBPSave up to £1,211 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
£640 GBP