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Marquise|Lab Grown|IGI

2.03ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG830627790

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830627790

Diamond specifications and retailer prices

From £1,425 GBP
$1,909 USD
As of October 30, 2026
Save £3,473 GBP (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £4,898 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830627790 or 830627790. Listed at 10 retailers as of October 30, 2026, with prices from £1,425 to £4,898, a £3,473 spread on the same certified stone. With Clarity lists it at £4,898. 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

2.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830627790
Dimensions12.83 × 6.55 × 4.19 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.83 mm6.55 mm2.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830627790
Side View
Table 61.0%Crown 37.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.0%

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: £3,135 GBP|Low: £1,425 GBP|High: £5,180 GBP|Avg: £3,039 GBP|-39.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 30, 2026
Retailer 5£1,425 GBP
Retailer 7£1,548 GBP
Retailer 2£1,797 GBP
Retailer 8£1,922 GBP
Retailer 4£2,044 GBP
Retailer 1£3,135 GBP
Retailer 9£3,317 GBP
Retailer 3£3,654 GBP
Retailer 6£4,481 GBP
With Clarity£4,898 GBP

20 data points across 10 retailers

10 retailers£1,425 GBP to £4,898 GBP

A
Cheapest Retailer
-
£1,425 GBP
$1,909 USD
A
Retailer 2
-
£1,548 GBP
HK$16,200 HKD
View
A
Retailer 3
-
£1,797 GBP
View
A
Retailer 4
-
£1,922 GBP
$2,575 USD
View
A
Retailer 5
-
£2,044 GBP
€2,608 EUR
View
B+
Retailer 6
-
£3,135 GBP
$4,200 USD
View
B
Retailer 7
-
£3,317 GBP
$4,444 USD
View
B+
Retailer 8
-
£3,654 GBP
View
B
Retailer 9
-
£4,481 GBP
$6,004 USD
View
Most Expensive
B
With Clarity
830627790 · Oct 30
£4,898 GBP
$6,563 USD
View
9 more retailers have this diamond
Prices start from £1,425 GBPSave up to £3,473 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
2.03ct Marquise
£1,425 GBP