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Emerald|Lab Grown|IGI

1.05ct K SI1 Emerald Lab Grown Diamond

ID • K/SI1 • IGI LG447099019

Shape and cutting style on the report: Emerald cut

Certificate IGI LG447099019

Diamond specifications and retailer prices

From £303 GBP
As of November 6, 2026
Save £1,163 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,466 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.05ct lab-grown emerald diamond

This 1.05ct lab-grown emerald sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099019 or 447099019. Listed at 9 retailers as of November 5, 2026, with prices from £303 to £1,466, a £1,163 spread on the same certified stone. MOH London lists it at £1,466. 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

1.05
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle22.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099019
Dimensions7.02 × 4.88 × 3.13 mm
L/W Ratio1.44
Culet sizeLong
Cert comments
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Top View
7.02 mm4.88 mm1.05 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447099019
Side View
Table 66.5%Crown 22.6°Girdle: MediumPavilion 38.2°Culet: LNGDepth 64.1%

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: £1,466 GBP|Low: £291 GBP|High: £1,488 GBP|Avg: £746 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 4£303 GBP
Retailer 5£376 GBP
Retailer 7£376 GBP
Retailer 2£487 GBP
Retailer 6£596 GBP
Retailer 8£675 GBP
Retailer 9£1,007 GBP
Retailer 3£1,056 GBP
MOH London£1,466 GBP

20 data points across 9 retailers

9 retailers£303 GBP to £1,466 GBP

A
Cheapest Retailer
-
£303 GBP
A
Retailer 2
-
£340 GBP
View
Retailer 3
-
£376 GBP
View
Price last confirmed 12 days ago
B+
Retailer 4
-
£376 GBP
View
B+
Retailer 5
-
£487 GBP
View
B+
Retailer 6
-
£596 GBP
View
B
Retailer 7
-
£1,056 GBP
View
B
Retailer 8
-
£1,210 GBP
View
Most Expensive
B
MOH London
LG447099019 · Nov 5
£1,466 GBP
View
8 more retailers have this diamond
Prices start from £303 GBPSave up to £1,163 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
1.05ct Emerald
£303 GBP