Emerald|Lab Grown|IGI

1.21ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG747524958

Shape and cutting style on the report: Emerald cut

Certificate IGI LG747524958

Diamond specifications and retailer prices

From £229 GBP
$305 USD
As of October 28, 2026
Save £717 GBP (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £946 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG747524958 or 747524958. Listed at 12 retailers as of October 28, 2026, with prices from £229 to £946, a £717 spread on the same certified stone. Brilliant Earth lists it at £946. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.3°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747524958
Dimensions5.02 × 5.02 × 3.32 mm
L/W Ratio1.00
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.02 mm5.02 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747524958
Side View
Table 67.0%Crown 24.3°Girdle: MED-STKPavilion 44.2°Culet: LargeDepth 66.1%

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: Oct 28
Current: £946 GBP|Low: £222 GBP|High: £976 GBP|Avg: £461 GBP|-3.1%
Brilliant Earth
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 30, 2026
Retailer 9£229 GBP
Retailer 10£240 GBP
Retailer 2£305 GBP
Retailer 6£311 GBP
Retailer 3£324 GBP
Retailer 5£324 GBP
Retailer 13£397 GBP
Retailer 4£424 GBP
Retailer 7£499 GBP
Retailer 12£563 GBP
Retailer 11£584 GBP
Retailer 8£792 GBP
Brilliant Earth£946 GBP

44 data points across 13 retailers

12 retailers£229 GBP to £946 GBP

B+
Cheapest Retailer
-
£229 GBP
$305 USD
A
Retailer 2
-
£240 GBP
HK$2,500 HKD
View
A
Retailer 3
-
£305 GBP
View
A
Retailer 4
-
£311 GBP
€394 EUR
View
A
Retailer 5
-
£324 GBP
$431 USD
View
Retailer 6
-
£397 GBP
$529 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
£499 GBP
A$1,023 AUD
View
B+
Retailer 8
-
£563 GBP
$750 USD
View
B+
Retailer 9
-
£584 GBP
$778 USD
View
B
Retailer 10
-
£681 GBP
CA$1,260 CAD
View
B
Retailer 11
-
£792 GBP
View
Most Expensive
B
Brilliant Earth
16716086A · Oct 29
£946 GBP
$1,260 USD
View
11 more retailers have this diamond
Prices start from £229 GBPSave up to £717 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
1.21ct Emerald
£229 GBP