CaratHunter
Plans
Emerald|Lab Grown|IGI

1.54ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG547247317

Shape and cutting style on the report: Emerald cut

Certificate IGI LG547247317

Diamond specifications and retailer prices

From £811 GBP
$1,080 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £811 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 1.54ct lab-grown emerald diamond

This 1.54ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG547247317 or 547247317. 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

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG547247317
Dimensions7.63 × 5.44 × 3.69 mm
L/W Ratio1.40
Culet sizeLong
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
7.63 mm5.44 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG547247317
Side View
Table 62.5%Crown 38.5°Girdle: MED-STKPavilion 38.3°Culet: LNGDepth 67.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £811 GBP|Low: £107 GBP|High: £1,277 GBP|Avg: £607 GBP|-3.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 4, 2026
Retailer 3£107 GBP
Retailer 6£251 GBP
Retailer 5£506 GBP
Retailer 2£651 GBP
Brilliant Earth£811 GBP
Retailer 4£1,277 GBP

51 data points across 6 retailers

1 retailer

B
Brilliant Earth
6444116B · Oct 29
£811 GBP
$1,080 USD
View

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.

B
1.54ct Emerald
£811 GBP