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Round|Lab Grown|IGI

2.30ct K SI2 Round Lab Grown Diamond

ID • K/SI2 • IGI LG492134050

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492134050

Diamond specifications and retailer prices

From £2,725 GBP
As of November 5, 2026
Save £4,027 GBP (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £6,752 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.3ct lab-grown round diamond

This 2.3ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492134050 or 492134050. Listed at 8 retailers as of November 5, 2026, with prices from £2,725 to £6,752, a £4,027 spread on the same certified stone. MOH London lists it at £6,752. 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

2.30
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492134050
Dimensions8.40 × 8.46 × 5.21 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.40 mm8.46 mm2.30 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492134050
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £6,752 GBP|Low: £2,616 GBP|High: £7,151 GBP|Avg: £4,418 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 3£2,725 GBP
Retailer 6£2,965 GBP
Retailer 4£3,161 GBP
Retailer 8£3,641 GBP
Retailer 7£3,950 GBP
Retailer 2£4,274 GBP
Retailer 5£4,900 GBP
MOH London£6,752 GBP
Retailer 9£7,151 GBP

15 data points across 9 retailers

8 retailers£2,725 GBP to £6,752 GBP

B+
Cheapest Retailer
-
£2,725 GBP
B
Retailer 2
-
£2,965 GBP
View
B
Retailer 3
-
£3,161 GBP
View
Retailer 4
-
£3,161 GBP
View
Price last confirmed 25 days ago
B
Retailer 5
-
£3,950 GBP
View
B
Retailer 6
-
£4,274 GBP
View
B
Retailer 7
-
£4,900 GBP
View
Most Expensive
B
MOH London
LG492134050 · Nov 5
£6,752 GBP
View
7 more retailers have this diamond
Prices start from £2,725 GBPSave up to £4,027 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.

B+
2.30ct Round
£2,725 GBP