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Emerald|Lab Grown|IGI

1.01ct K SI2 Emerald Lab Grown Diamond

ID • K/SI2 • IGI LG407941652

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407941652

Diamond specifications and retailer prices

From £270 GBP
As of November 6, 2026
Save £1,035 GBP (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,305 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407941652 or 407941652. Listed at 8 retailers as of November 5, 2026, with prices from £270 to £1,305, a £1,035 spread on the same certified stone. MOH London lists it at £1,305. 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

1.01
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle27.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407941652
Dimensions6.26 × 4.89 × 3.36 mm
L/W Ratio1.28
Culet sizeLarge
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.26 mm4.89 mm1.01 ctK / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407941652
Side View
Table 66.0%Crown 27.3°Girdle: MED-STKPavilion 41.6°Culet: LargeDepth 68.7%

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: Nov 6
Current: £1,305 GBP|Low: £259 GBP|High: £1,324 GBP|Avg: £625 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3£270 GBP
Retailer 8£314 GBP
Retailer 4£335 GBP
Retailer 7£335 GBP
Retailer 5£536 GBP
Retailer 2£982 GBP
Retailer 6£1,077 GBP
MOH London£1,305 GBP

15 data points across 8 retailers

8 retailers£270 GBP to £1,305 GBP

A
Cheapest Retailer
-
£270 GBP
B+
Retailer 2
-
£314 GBP
View
Retailer 3
-
£335 GBP
View
Price last confirmed 12 days ago
B+
Retailer 4
-
£335 GBP
View
B+
Retailer 5
-
£536 GBP
View
B
Retailer 6
-
£982 GBP
View
B
Retailer 7
-
£1,077 GBP
View
Most Expensive
B
MOH London
LG407941652 · Nov 5
£1,305 GBP
View
7 more retailers have this diamond
Prices start from £270 GBPSave up to £1,035 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
1.01ct Emerald
£270 GBP