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Emerald|Lab Grown|IGI

1.01ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436045732

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045732

Diamond specifications and retailer prices

From £357 GBP
As of November 4, 2026
Save £2,569 GBP (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,926 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045732 or 436045732. Listed at 11 retailers as of November 4, 2026, with prices from £357 to £2,926, a £2,569 spread on the same certified stone. MOH London lists it at £2,926. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle26.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045732
Dimensions6.39 × 4.93 × 3.32 mm
L/W Ratio1.30
Culet sizeLong
Cert comments
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Top View
6.39 mm4.93 mm1.01 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045732
Side View
Table 67.0%Crown 26.8°Girdle: Slightly ThickPavilion 40.9°Culet: LNGDepth 67.3%

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 4
Current: £2,926 GBP|Low: £357 GBP|High: £2,969 GBP|Avg: £1,308 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
Retailer 12
Retailer 13
November 5, 2026
Retailer 2£357 GBP
Retailer 6£746 GBP
Retailer 11£811 GBP
Retailer 12£834 GBP
Retailer 7£865 GBP
Retailer 10£865 GBP
Retailer 3£996 GBP
Retailer 4£1,244 GBP
Retailer 8£1,381 GBP
Retailer 9£1,621 GBP
Retailer 13£1,808 GBP
Retailer 5£2,476 GBP
MOH London£2,926 GBP

15 data points across 13 retailers

11 retailers£357 GBP to £2,926 GBP

A
Cheapest Retailer
-
£357 GBP
B+
Retailer 2
-
£746 GBP
View
B+
Retailer 3
-
£811 GBP
View
B+
Retailer 4
-
£834 GBP
View
Final sale: no returns
B+
Retailer 5
-
£865 GBP
View
Retailer 6
-
£865 GBP
View
Price last confirmed 25 days ago
B+
Retailer 7
-
£996 GBP
View
B
Retailer 8
-
£1,381 GBP
View
B
Retailer 9
-
£1,621 GBP
View
B
Retailer 10
-
£1,808 GBP
View
Most Expensive
B
MOH London
LG436045732 · Nov 5
£2,926 GBP
View
10 more retailers have this diamond
Prices start from £357 GBPSave up to £2,569 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
£357 GBP