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Emerald|Lab Grown|IGI

1.23ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG840663366

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840663366

Diamond specifications and retailer prices

From £201 GBP
HK$2,100 HKD
As of November 1, 2026
Save £644 GBP (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £845 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840663366 or 840663366. Listed at 11 retailers as of November 1, 2026, with prices from £201 to £845, a £644 spread on the same certified stone. MOH London lists it at £845. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840663366
Dimensions7.34 × 5.00 × 3.43 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.34 mm5.00 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840663366
Side View
Table 72.0%Crown 38.7°Girdle: MediumPavilion 42.1°Culet: LargeDepth 68.6%

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 1
Current: £845 GBP|Low: £201 GBP|High: £855 GBP|Avg: £465 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3£201 GBP
Retailer 11£315 GBP
Retailer 8£355 GBP
Retailer 10£364 GBP
Retailer 5£440 GBP
Retailer 2£470 GBP
Retailer 9£478 GBP
Retailer 6£560 GBP
Retailer 4£590 GBP
Retailer 7£610 GBP
MOH London£845 GBP

10 data points across 11 retailers

11 retailers£201 GBP to £845 GBP

A
Cheapest Retailer
-
£201 GBP
HK$2,100 HKD
A
Retailer 2
-
£315 GBP
$422 USD
View
A
Retailer 3
-
£355 GBP
$475 USD
View
A
Retailer 4
-
£364 GBP
$488 USD
View
B+
Retailer 5
-
£440 GBP
$590 USD
View
Retailer 6
-
£470 GBP
A$968 AUD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
£478 GBP
$640 USD
View
B+
Retailer 8
-
£560 GBP
$750 USD
View
B+
Retailer 9
-
£590 GBP
SGD 1,068 SGD
View
B+
Retailer 10
-
£610 GBP
$817 USD
View
Most Expensive
B
MOH London
LG840663366 · Nov 1
£845 GBP
View
10 more retailers have this diamond
Prices start from £201 GBPSave up to £644 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
1.23ct Emerald
£201 GBP