Emerald|Lab Grown|IGI

1.58ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG831638773

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831638773

Diamond specifications and retailer prices

From £202 GBP
$271 USD
As of October 30, 2026
Save £858 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,717 GBP at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.58ct lab-grown emerald diamond

This 1.58ct 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 LG831638773 or 831638773. Listed at 20 retailers as of October 30, 2026, with a 424% 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

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831638773
Dimensions8.04 × 5.52 × 3.43 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.52 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831638773
Side View
Table 68.0%Crown 39.1°Girdle: MediumPavilion 38°Culet: LargeDepth 62.1%

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 30
Current: £2,717 GBP|Low: £194 GBP|High: £2,717 GBP|Avg: £613 GBP
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 20£202 GBP
Retailer 5£227 GBP
Retailer 6£235 GBP
Retailer 7£251 GBP
Retailer 9£251 GBP
Retailer 19£337 GBP
Retailer 17£369 GBP
Retailer 16£431 GBP
Retailer 2£438 GBP
Retailer 13£450 GBP
Retailer 15£584 GBP
Retailer 18£772 GBP
Retailer 11£807 GBP
Retailer 10£807 GBP
Retailer 8£814 GBP
Retailer 12£845 GBP
Retailer 3£966 GBP
Retailer 14£1,011 GBP
Retailer 4£1,061 GBP
Brilliant Earth£2,717 GBP

44 data points across 20 retailers

20 retailers£202 GBP to £1,061 GBP

A
Cheapest Retailer
-
£202 GBP
$271 USD
A
Retailer 2
-
£227 GBP
$304 USD
View
Final sale: no returns
A
Retailer 3
-
£235 GBP
$315 USD
View
A
Retailer 4
-
£251 GBP
$336 USD
View
A
Retailer 5
-
£251 GBP
$336 USD
View
B+
Retailer 6
-
£337 GBP
$452 USD
View
A
Retailer 7
-
£369 GBP
$495 USD
View
A
Retailer 8
-
£431 GBP
ZAR 9,338 ZAR
View
A
Retailer 9
-
£438 GBP
View
A
Retailer 10
-
£450 GBP
€574 EUR
View
A
Retailer 11
-
£584 GBP
A$1,204 AUD
View
B+
Retailer 12
-
£772 GBP
$1,034 USD
View
B+
Retailer 13
-
£807 GBP
$1,081 USD
View
B+
Retailer 14
-
£807 GBP
SGD 1,461 SGD
View
B+
Retailer 15
-
£814 GBP
$1,091 USD
View
B+
Retailer 16
-
£845 GBP
$1,132 USD
View
B+
Retailer 17
-
£966 GBP
$1,294 USD
View
B+
Retailer 18
-
£1,011 GBP
View
B+
Retailer 19
-
£1,061 GBP
$1,421 USD
View
Most Expensive
Brilliant Earth
21450206A · Oct 22
£2,717 GBP
$3,640 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from £202 GBPSave up to £858 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
1.58ct Emerald
£202 GBP