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Emerald|Lab Grown|IGI

1.83ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG843635809

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843635809

Diamond specifications and retailer prices

From £227 GBP
$302 USD
As of October 27, 2026
Save £2,784 GBP (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,011 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown emerald diamond

This 1.83ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843635809 or 843635809. Listed at 21 retailers as of October 27, 2026, with prices from £227 to £3,011, a £2,784 spread on the same certified stone. Brilliant Earth lists it at £3,011. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843635809
Dimensions8.63 × 5.50 × 3.79 mm
L/W Ratio1.57
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.63 mm5.50 mm1.83 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843635809
Side View
Table 61.0%Crown 31.4°Girdle: Slightly ThickPavilion 43.6°Culet: LargeDepth 68.9%

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 27
Current: £1,078 GBP|Low: £227 GBP|High: £1,183 GBP|Avg: £649 GBP|-0.4%
Retailer 1
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Retailer 20
October 30, 2026
Retailer 5£227 GBP
Retailer 17£250 GBP
Retailer 11£267 GBP
Retailer 8£286 GBP
Retailer 9£286 GBP
Retailer 3£377 GBP
Retailer 4£390 GBP
Retailer 16£436 GBP
Retailer 13£488 GBP
Retailer 15£493 GBP
Retailer 6£544 GBP
Retailer 20£652 GBP
Retailer 7£870 GBP
Retailer 12£876 GBP
Retailer 19£891 GBP
Retailer 10£919 GBP
Retailer 14£926 GBP
Retailer 2£987 GBP
Retailer 1£1,078 GBP
Retailer 18£1,121 GBP

11 data points across 20 retailers

21 retailers£227 GBP to £3,011 GBP

A
Cheapest Retailer
-
£227 GBP
$302 USD
A
Retailer 2
-
£250 GBP
$333 USD
View
Final sale: no returns
A
Retailer 3
-
£267 GBP
$356 USD
View
A
Retailer 4
-
£286 GBP
$381 USD
View
A
Retailer 5
-
£286 GBP
$381 USD
View
B+
Retailer 6
-
£377 GBP
$502 USD
View
A
Retailer 7
-
£390 GBP
$520 USD
View
A
Retailer 8
-
£436 GBP
€553 EUR
View
A
Retailer 9
-
£488 GBP
ZAR 10,496 ZAR
View
A
Retailer 10
-
£493 GBP
View
A
Retailer 11
-
£544 GBP
$724 USD
View
A
Retailer 12
-
£652 GBP
A$1,335 AUD
View
B+
Retailer 13
-
£870 GBP
$1,159 USD
View
A
Retailer 14
-
£876 GBP
$1,166 USD
View
A
Retailer 15
-
£891 GBP
SGD 1,603 SGD
View
B+
Retailer 16
-
£919 GBP
$1,224 USD
View
A
Retailer 17
-
£926 GBP
$1,233 USD
View
B+
Retailer 18
-
£987 GBP
$1,315 USD
View
B+
Retailer 19
-
£1,078 GBP
$1,436 USD
View
B+
Retailer 20
-
£1,121 GBP
View
Most Expensive
B
Brilliant Earth
22294116A · Oct 29
£3,011 GBP
$4,010 USD
View
20 more retailers have this diamond
Prices start from £227 GBPSave up to £2,784 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
1.83ct Emerald
£227 GBP