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Emerald|Lab Grown|IGI

1.57ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG570361097

Shape and cutting style on the report: Emerald cut

Certificate IGI LG570361097

Diamond specifications and retailer prices

From £586 GBP
$780 USD
As of October 23, 2026
9 retailers carry this diamond
Most expensive: £1,404 GBP at Do Amore Diamonds · As of October 21, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown emerald diamond

This 1.57ct 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 LG570361097 or 570361097. Listed at 9 retailers as of October 23, 2026. 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

1.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570361097
Dimensions7.93 × 5.34 × 3.62 mm
L/W Ratio1.49
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
7.93 mm5.34 mm1.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570361097
Side View
Table 64.0%Crown 34.5°Girdle: MED-STKPavilion 35.7°Culet: LNGDepth 67.8%

Caratlytics Score

How it works →
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 23
Current: £1,404 GBP|Low: £140 GBP|High: £1,404 GBP|Avg: £584 GBP|+1.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 16, 2026
Retailer 4£146 GBP
Retailer 10£164 GBP
Retailer 9£170 GBP
Retailer 6£317 GBP
Retailer 2£586 GBP
Retailer 7£628 GBP
Retailer 8£644 GBP
Retailer 3£813 GBP
Retailer 5£826 GBP
Do Amore Diamonds£1,404 GBP

15 data points across 10 retailers

9 retailers

A
Retailer 1
-
£146 GBP
$195 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£170 GBP
$226 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£317 GBP
$422 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£586 GBP
$780 USD
View
B+
Retailer 5
-
£628 GBP
$836 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
£644 GBP
$858 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
£813 GBP
View
Price last confirmed 17 days ago
B
Retailer 8
-
£826 GBP
$1,100 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-80776EE75 · Oct 21
£1,404 GBP
$1,870 USD
View
Price last confirmed 8 days ago
8 more retailers have this diamond
Prices start from £586 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
1.57ct Emerald
£586 GBP