Emerald|Lab Grown|IGI

1.58ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG811682398

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811682398

Diamond specifications and retailer prices

From £228 GBP
$305 USD
As of October 30, 2026
Save £838 GBP (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,657 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG811682398 or 811682398. Listed at 18 retailers as of October 30, 2026, with a 368% 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 angle36.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811682398
Dimensions7.97 × 5.34 × 3.62 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm5.34 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811682398
Side View
Table 65.0%Crown 36.7°Girdle: MED-STKPavilion 39.7°Culet: LargeDepth 67.8%

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: £1,657 GBP|Low: £228 GBP|High: £1,679 GBP|Avg: £685 GBP|-1.3%
Rare Carat
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
October 31, 2026
Retailer 3£228 GBP
Retailer 5£253 GBP
Retailer 13£407 GBP
Retailer 4£419 GBP
Retailer 11£434 GBP
Retailer 8£439 GBP
Retailer 2£441 GBP
Retailer 10£588 GBP
Retailer 12£777 GBP
Retailer 6£815 GBP
Retailer 7£851 GBP
Retailer 14£972 GBP
Retailer 9£1,019 GBP
Retailer 15£1,065 GBP
Rare Carat£1,657 GBP

36 data points across 15 retailers

18 retailers£228 GBP to £1,065 GBP

Retailer 1
-
£204 GBP
$273 USD
Price last confirmed 39 days ago
A
Retailer 2
-
£228 GBP
$305 USD
View
Final sale: no returns
Retailer 3
-
£237 GBP
$317 USD
View
Price last confirmed 36 days ago
Retailer 4
-
£249 GBP
$334 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
£407 GBP
$545 USD
View
A
Retailer 6
-
£419 GBP
$562 USD
View
A
Retailer 7
-
£434 GBP
ZAR 9,405 ZAR
View
A
Retailer 8
-
£439 GBP
€560 EUR
View
A
Retailer 9
-
£441 GBP
View
A
Retailer 10
-
£588 GBP
A$1,212 AUD
View
B+
Retailer 11
-
£777 GBP
$1,041 USD
View
Retailer 12
-
£813 GBP
$1,089 USD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
£815 GBP
$1,092 USD
View
B+
Retailer 14
-
£851 GBP
$1,140 USD
View
B+
Retailer 15
-
£972 GBP
$1,303 USD
View
B+
Retailer 16
-
£1,019 GBP
View
B+
Retailer 17
-
£1,065 GBP
$1,427 USD
View
Most Expensive
Rare Carat
871535 · Oct 18
£1,657 GBP
$2,220 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from £228 GBPSave up to £838 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
£228 GBP