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Emerald|Lab Grown|IGI

1.01ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG502109343

Shape and cutting style on the report: Emerald cut

Certificate IGI LG502109343

Diamond specifications and retailer prices

From £431 GBP
$577 USD
As of October 30, 2026
Save £1,890 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,320 GBP at MOH London · As of October 25, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG502109343 or 502109343. Listed at 11 retailers as of October 25, 2026, with prices from £431 to £2,320, a £1,890 spread on the same certified stone. MOH London lists it at £2,320. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle20.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502109343
Dimensions7.39 × 4.77 × 2.84 mm
L/W Ratio1.55
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
7.39 mm4.77 mm1.01 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502109343
Side View
Table 66.5%Crown 20.6°Girdle: MediumPavilion 38°Culet: LNGDepth 59.5%

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: Oct 30
Current: £2,320 GBP|Low: £413 GBP|High: £2,346 GBP|Avg: £856 GBP|-1.1%
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
October 25, 2026
Retailer 6£431 GBP
Retailer 7£455 GBP
Retailer 13£481 GBP
Retailer 12£482 GBP
Retailer 8£534 GBP
Retailer 11£534 GBP
Retailer 3£631 GBP
Retailer 9£820 GBP
Retailer 4£848 GBP
Retailer 2£1,325 GBP
Retailer 10£1,404 GBP
Retailer 5£1,430 GBP
MOH London£2,320 GBP

16 data points across 13 retailers

11 retailers£431 GBP to £2,320 GBP

A
Cheapest Retailer
-
£431 GBP
$577 USD
A
Retailer 2
-
£455 GBP
$610 USD
View
A
Retailer 3
-
£481 GBP
$645 USD
View
Final sale: no returns
A
Retailer 4
-
£482 GBP
$646 USD
View
Retailer 5
-
£534 GBP
$715 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
£534 GBP
$715 USD
View
B+
Retailer 7
-
£631 GBP
$845 USD
View
B+
Retailer 8
-
£820 GBP
$1,099 USD
View
B
Retailer 9
-
£1,325 GBP
$1,775 USD
View
B
Retailer 10
-
£1,404 GBP
$1,881 USD
View
Most Expensive
B
MOH London
LG502109343 · Oct 25
£2,320 GBP
View
10 more retailers have this diamond
Prices start from £431 GBPSave up to £1,890 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
£431 GBP