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Marquise|Lab Grown|IGI

2.05ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG842655234

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842655234

Diamond specifications and retailer prices

From £211 GBP
As of November 4, 2026
Save £721 GBP (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £932 GBP at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 2.05ct lab-grown marquise diamond

This 2.05ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842655234 or 842655234. Listed at 3 retailers as of November 4, 2026, with prices from £211 to £932, a £721 spread on the same certified stone. Rare Carat lists it at £932. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.05
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842655234
Dimensions13.69 × 6.64 × 4.04 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.69 mm6.64 mm2.05 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842655234
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £932 GBP|Low: £211 GBP|High: £932 GBP|Avg: £546 GBP
Rare Carat
Retailer 2
Retailer 3
November 4, 2026
Retailer 3£211 GBP
Retailer 2£457 GBP
Rare Carat£932 GBP

25 data points across 3 retailers

3 retailers£211 GBP to £932 GBP

A
Cheapest Retailer
-
£211 GBP
Final sale: no returns
A
Retailer 2
-
£457 GBP
View
Most Expensive
B+
Rare Carat
842655234 · Nov 4
£932 GBP
$1,255 USD
View
2 more retailers have this diamond
Prices start from £211 GBPSave up to £721 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
2.05ct Marquise
£211 GBP