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Heart|Lab Grown|IGI

2.03ct E SI1 Heart Lab Grown Diamond

VG • E/SI1 • IGI LG840650412

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840650412

Diamond specifications and retailer prices

From £419 GBP
$562 USD
As of October 30, 2026
Save £599 GBP (59%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,019 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.03ct lab-grown heart diamond

This 2.03ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG840650412 or 840650412. Listed at 4 retailers as of October 29, 2026, with prices from £419 to £1,019, a £599 spread on the same certified stone. MOH London lists it at £1,019. 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

2.03
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840650412
Dimensions7.44 × 8.69 × 5.22 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm8.69 mm2.03 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840650412
Side View
Table 62.0%Crown 38.8°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.1%

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 30
Current: £1,019 GBP|Low: £419 GBP|High: £1,019 GBP|Avg: £575 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 4£419 GBP
Retailer 2£445 GBP
Retailer 3£475 GBP
MOH London£1,019 GBP

14 data points across 4 retailers

4 retailers£419 GBP to £1,019 GBP

B+
Cheapest Retailer
-
£419 GBP
$562 USD
A
Retailer 2
-
£445 GBP
View
B+
Retailer 3
-
£475 GBP
$636 USD
View
Most Expensive
B
MOH London
LG840650412 · Oct 29
£1,019 GBP
View
3 more retailers have this diamond
Prices start from £419 GBPSave up to £599 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 Heart
£419 GBP