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Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG745507831

Shape and cutting style on the report: Emerald cut

Certificate IGI LG745507831

Diamond specifications and retailer prices

From £178 GBP
$239 USD
As of October 30, 2026
Save £1,792 GBP (91%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,970 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.5ct lab-grown emerald diamond

This 1.5ct 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 LG745507831 or 745507831. Listed at 13 retailers as of October 30, 2026, with prices from £178 to £1,970, a £1,792 spread on the same certified stone. Brilliant Earth lists it at £1,970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745507831
Dimensions7.60 × 5.30 × 3.69 mm
L/W Ratio1.43
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
7.60 mm5.30 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745507831
Side View
Table 56.0%Crown 29.2°Girdle: MediumPavilion 35.4°Culet: LargeDepth 69.6%

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: £1,970 GBP|Low: £161 GBP|High: £2,635 GBP|Avg: £786 GBP|-11.7%
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
October 30, 2026
Retailer 3£178 GBP
Retailer 6£181 GBP
Retailer 15£207 GBP
Retailer 14£372 GBP
Retailer 7£395 GBP
Retailer 12£408 GBP
Retailer 5£530 GBP
Retailer 2£567 GBP
Retailer 11£622 GBP
Retailer 9£738 GBP
Retailer 4£784 GBP
Retailer 8£979 GBP
Retailer 10£1,593 GBP
Retailer 13£1,709 GBP
Brilliant Earth£1,970 GBP

30 data points across 15 retailers

13 retailers£178 GBP to £1,970 GBP

A
Cheapest Retailer
-
£178 GBP
$239 USD
A
Retailer 2
-
£181 GBP
$242 USD
View
Final sale: no returns
A
Retailer 3
-
£207 GBP
$277 USD
View
A
Retailer 4
-
£372 GBP
$499 USD
View
A
Retailer 5
-
£408 GBP
$547 USD
View
A
Retailer 6
-
£567 GBP
A$1,169 AUD
View
A
Retailer 7
-
£622 GBP
$833 USD
View
B+
Retailer 8
-
£738 GBP
$989 USD
View
B+
Retailer 9
-
£784 GBP
$1,050 USD
View
B+
Retailer 10
-
£979 GBP
View
B
Retailer 11
-
£1,593 GBP
$2,135 USD
View
B
Retailer 12
-
£1,709 GBP
$2,290 USD
View
Most Expensive
B
Brilliant Earth
21414941Y · Oct 30
£1,970 GBP
$2,640 USD
View
12 more retailers have this diamond
Prices start from £178 GBPSave up to £1,792 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
1.50ct Emerald
£178 GBP