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Round|Lab Grown|IGI

2.03ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG425066826

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425066826

Diamond specifications and retailer prices

From £654 GBP
As of November 5, 2026
Save £4,911 GBP (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,564 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.03ct lab-grown round diamond

This 2.03ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425066826 or 425066826. Listed at 10 retailers as of November 5, 2026, with prices from £654 to £5,564, a £4,911 spread on the same certified stone. MOH London lists it at £5,564. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425066826
Dimensions8.26 × 8.29 × 4.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.26 mm8.29 mm2.03 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425066826
Side View
Table 59.5%Crown 31.6°GirdlePavilion 40.3°Culet: NoneDepth 58.6%

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 5
Current: £5,564 GBP|Low: £654 GBP|High: £5,654 GBP|Avg: £2,673 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 6£654 GBP
Retailer 3£1,354 GBP
Retailer 5£1,797 GBP
Retailer 9£1,955 GBP
Retailer 11£2,012 GBP
Retailer 7£2,084 GBP
Retailer 12£2,623 GBP
Retailer 10£2,864 GBP
Retailer 2£3,124 GBP
Retailer 8£3,249 GBP
Retailer 4£4,664 GBP
MOH London£5,564 GBP

15 data points across 12 retailers

10 retailers£654 GBP to £5,564 GBP

A
Cheapest Retailer
-
£654 GBP
B+
Retailer 2
-
£1,797 GBP
View
B+
Retailer 3
-
£1,955 GBP
View
B+
Retailer 4
-
£2,012 GBP
View
Final sale: no returns
B+
Retailer 5
-
£2,084 GBP
View
Retailer 6
-
£2,084 GBP
View
Price last confirmed 25 days ago
B
Retailer 7
-
£2,864 GBP
View
B
Retailer 8
-
£3,124 GBP
View
B
Retailer 9
-
£3,249 GBP
View
Most Expensive
B
MOH London
LG425066826 · Nov 5
£5,564 GBP
View
9 more retailers have this diamond
Prices start from £654 GBPSave up to £4,911 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 Round
£654 GBP