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Emerald|Lab Grown|IGI

1.45ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG607341004

Shape and cutting style on the report: Emerald cut

Certificate IGI LG607341004

Diamond specifications and retailer prices

From £769 GBP
$1,030 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £769 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG607341004 or 607341004. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.45
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607341004
Dimensions7.81 × 5.35 × 3.57 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.81 mm5.35 mm1.45 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607341004
Side View
Table 67.0%Crown 38.9°Girdle: MediumPavilion 40.8°Culet: LNGDepth 66.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £769 GBP|Low: £769 GBP|High: £769 GBP|Avg: £769 GBP
December 30, 2025
Brilliant Earth£769 GBP

3 data points across 1 retailer

1 retailer

B
Brilliant Earth
15272086Y · Oct 29
£769 GBP
$1,030 USD
View

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B
1.45ct Emerald
£769 GBP