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Round|Lab Grown|IGI

2.03ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG440013143

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440013143

Diamond specifications and retailer prices

From £1,318 GBP
As of November 5, 2026
Save £3,038 GBP (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £4,356 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440013143 or 440013143. Listed at 10 retailers as of November 5, 2026, with prices from £1,318 to £4,356, a £3,038 spread on the same certified stone. MOH London lists it at £4,356. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440013143
Dimensions8.17 × 8.19 × 4.93 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.17 mm8.19 mm2.03 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440013143
Side View
Table 58.5%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.3%

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: £4,356 GBP|Low: £1,265 GBP|High: £4,426 GBP|Avg: £2,219 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5£1,318 GBP
Retailer 2£1,482 GBP
Retailer 6£1,529 GBP
Retailer 8£1,529 GBP
Retailer 3£1,653 GBP
Retailer 9£2,046 GBP
Retailer 7£2,401 GBP
Retailer 4£2,572 GBP
MOH London£4,356 GBP

28 data points across 9 retailers

10 retailers£1,318 GBP to £4,356 GBP

A
Cheapest Retailer
-
£1,318 GBP
A
Retailer 2
-
£1,435 GBP
View
A
Retailer 3
-
£1,482 GBP
View
Retailer 4
-
£1,529 GBP
View
Price last confirmed 25 days ago
A
Retailer 5
-
£1,529 GBP
View
B+
Retailer 6
-
£1,653 GBP
View
B
Retailer 7
-
£2,401 GBP
View
B
Retailer 8
-
£2,572 GBP
View
B
Retailer 9
-
£2,866 GBP
View
Most Expensive
B
MOH London
LG440013143 · Nov 5
£4,356 GBP
View
9 more retailers have this diamond
Prices start from £1,318 GBPSave up to £3,038 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
£1,318 GBP