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Heart|Lab Grown|IGI

2.03ct I SI1 Heart Lab Grown Diamond

ID • I/SI1 • IGI LG519238903

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG519238903

Diamond specifications and retailer prices

From £889 GBP
As of November 6, 2026
Save £5,202 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,091 GBP at MOH London · As of November 5, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519238903 or 519238903. Listed at 11 retailers as of November 5, 2026, with prices from £889 to £6,091, a £5,202 spread on the same certified stone. MOH London lists it at £6,091. 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

2.03
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519238903
Dimensions8.95 × 7.78 × 5.03 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.95 mm7.78 mm2.03 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519238903
Side View
Table 62.0%Crown 34.2°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 56.2%

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: Nov 6
Current: £6,091 GBP|Low: £889 GBP|High: £8,164 GBP|Avg: £3,444 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4£889 GBP
Retailer 3£1,966 GBP
Retailer 7£2,202 GBP
Retailer 5£2,281 GBP
Retailer 8£2,402 GBP
Retailer 9£2,767 GBP
Retailer 2£3,347 GBP
Retailer 6£3,553 GBP
MOH London£6,091 GBP
Retailer 10£8,164 GBP

14 data points across 10 retailers

11 retailers£889 GBP to £6,091 GBP

A
Cheapest Retailer
-
£889 GBP
B+
Retailer 2
-
£1,966 GBP
View
B+
Retailer 3
-
£2,140 GBP
View
B+
Retailer 4
-
£2,202 GBP
View
Final sale: no returns
B+
Retailer 5
-
£2,281 GBP
View
Retailer 6
-
£2,281 GBP
View
Price last confirmed 25 days ago
B+
Retailer 7
-
£2,402 GBP
View
B
Retailer 8
-
£3,136 GBP
View
B
Retailer 9
-
£3,347 GBP
View
B
Retailer 10
-
£3,553 GBP
View
Most Expensive
B
MOH London
LG519238903 · Nov 5
£6,091 GBP
View
10 more retailers have this diamond
Prices start from £889 GBPSave up to £5,202 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
£889 GBP