Emerald|Lab Grown|IGI

1.21ct H VS2 Emerald Lab Grown Diamond

ID • H/VS2 • IGI LG506195921

Shape and cutting style on the report: Emerald cut

Certificate IGI LG506195921

Diamond specifications and retailer prices

From £508 GBP
$680 USD
As of October 30, 2026
Save £1,631 GBP (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,584 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506195921 or 506195921. Listed at 13 retailers as of October 30, 2026, with a 321% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle16.6°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195921
Dimensions7.40 × 5.02 × 3.18 mm
L/W Ratio1.47
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
7.40 mm5.02 mm1.21 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG506195921
Side View
Table 62.0%Crown 16.6°Girdle: MediumPavilion 42.8°Culet: LNGDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,584 GBP|Low: £474 GBP|High: £2,611 GBP|Avg: £1,243 GBP|-0.9%
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
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 2£508 GBP
Retailer 11£593 GBP
Retailer 7£646 GBP
Retailer 16£646 GBP
Retailer 3£664 GBP
Retailer 12£688 GBP
Retailer 15£688 GBP
Retailer 9£821 GBP
Retailer 6£1,067 GBP
Retailer 13£1,111 GBP
Retailer 10£1,637 GBP
Retailer 14£1,935 GBP
Retailer 8£1,971 GBP
Retailer 5£2,112 GBP
Retailer 4£2,138 GBP
MOH London£2,584 GBP

23 data points across 16 retailers

13 retailers£508 GBP to £2,138 GBP

B+
Cheapest Retailer
-
£508 GBP
$680 USD
B
Retailer 2
-
£593 GBP
$795 USD
View
B+
Retailer 3
-
£646 GBP
$865 USD
View
B+
Retailer 4
-
£664 GBP
$890 USD
View
Final sale: no returns
B
Retailer 5
-
£688 GBP
$922 USD
View
Retailer 6
-
£688 GBP
$922 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
£821 GBP
$1,100 USD
View
B
Retailer 8
-
£1,111 GBP
$1,488 USD
View
B
Retailer 9
-
£1,637 GBP
$2,193 USD
View
B
Retailer 10
-
£1,935 GBP
$2,593 USD
View
B
Retailer 11
-
£2,112 GBP
$2,830 USD
View
B
Retailer 12
-
£2,138 GBP
View
Most Expensive
MOH London
LG506195921 · Oct 26
£2,584 GBP
View
Price under review
12 more retailers have this diamond
Prices start from £508 GBPSave up to £1,631 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.

B+
1.21ct Emerald
£508 GBP