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Emerald|Lab Grown|IGI

1.02ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG512220514

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512220514

Diamond specifications and retailer prices

From £438 GBP
As of November 4, 2026
Save £2,515 GBP (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,953 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.02ct lab-grown emerald diamond

This 1.02ct lab-grown emerald sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512220514 or 512220514. Listed at 10 retailers as of November 4, 2026, with prices from £438 to £2,953, a £2,515 spread on the same certified stone. MOH London lists it at £2,953. 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

1.02
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512220514
Dimensions6.79 × 4.78 × 3.13 mm
L/W Ratio1.42
Culet sizeLong
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
6.79 mm4.78 mm1.02 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512220514
Side View
Table 67.0%Crown 34.6°Girdle: MED-STKPavilion 38.1°Culet: LNGDepth 65.5%

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 4
Current: £2,953 GBP|Low: £438 GBP|High: £2,998 GBP|Avg: £1,270 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
November 5, 2026
Retailer 2£438 GBP
Retailer 4£753 GBP
Retailer 9£819 GBP
Retailer 5£873 GBP
Retailer 8£873 GBP
Retailer 11£1,003 GBP
Retailer 3£1,254 GBP
Retailer 6£1,395 GBP
Retailer 7£1,637 GBP
Retailer 10£1,825 GBP
MOH London£2,953 GBP

16 data points across 11 retailers

10 retailers£438 GBP to £2,953 GBP

A
Cheapest Retailer
-
£438 GBP
B+
Retailer 2
-
£753 GBP
View
B+
Retailer 3
-
£819 GBP
View
B+
Retailer 4
-
£873 GBP
View
Retailer 5
-
£873 GBP
View
Price last confirmed 25 days ago
B+
Retailer 6
-
£1,003 GBP
View
B
Retailer 7
-
£1,395 GBP
View
B
Retailer 8
-
£1,637 GBP
View
B
Retailer 9
-
£1,825 GBP
View
Most Expensive
B
MOH London
LG512220514 · Nov 5
£2,953 GBP
View
9 more retailers have this diamond
Prices start from £438 GBPSave up to £2,515 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
1.02ct Emerald
£438 GBP