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Emerald|Lab Grown|IGI

1.21ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG804668482

Shape and cutting style on the report: Emerald cut

Certificate IGI LG804668482

Diamond specifications and retailer prices

From £345 GBP
$459 USD
As of October 30, 2026
Save £1,555 GBP (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,900 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804668482 or 804668482. Listed at 9 retailers as of October 29, 2026, with prices from £345 to £1,900, a £1,555 spread on the same certified stone. Brilliant Earth lists it at £1,900. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804668482
Dimensions7.17 × 4.99 × 3.34 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.17 mm4.99 mm1.21 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804668482
Side View
Table 60.0%Crown 27.4°Girdle: MediumPavilion 41.3°Culet: LargeDepth 66.9%

Caratlytics Score

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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 30
Current: £1,900 GBP|Low: £180 GBP|High: £2,178 GBP|Avg: £931 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
Retailer 14
October 30, 2026
Retailer 13£252 GBP
Retailer 2£345 GBP
Retailer 12£469 GBP
Retailer 4£500 GBP
Retailer 3£524 GBP
Retailer 9£658 GBP
Retailer 11£694 GBP
Retailer 7£903 GBP
Retailer 6£932 GBP
Retailer 5£993 GBP
Retailer 14£1,156 GBP
Retailer 8£1,179 GBP
Retailer 10£1,577 GBP
Brilliant Earth£1,900 GBP

18 data points across 14 retailers

9 retailers£345 GBP to £1,900 GBP

A
Cheapest Retailer
-
£345 GBP
$459 USD
B+
Retailer 2
-
£658 GBP
$876 USD
View
B+
Retailer 3
-
£694 GBP
$925 USD
View
Retailer 4
-
£767 GBP
$1,021 USD
View
Price last confirmed 24 days ago
B+
Retailer 5
-
£903 GBP
View
Retailer 6
-
£1,079 GBP
$1,437 USD
View
Price last confirmed 30 days ago
B+
Retailer 7
-
£1,179 GBP
$1,570 USD
View
B
Retailer 8
-
£1,577 GBP
$2,100 USD
View
Most Expensive
B
Brilliant Earth
21408359Y · Oct 29
£1,900 GBP
$2,530 USD
View
8 more retailers have this diamond
Prices start from £345 GBPSave up to £1,555 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
£345 GBP