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Emerald|Lab Grown|IGI

2.57ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG657424855

Shape and cutting style on the report: Emerald cut

Certificate IGI LG657424855

Diamond specifications and retailer prices

From HK$2,024 HKD
$258 USD
As of October 30, 2026
Save HK$8,110 HKD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$10,134 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.57ct lab-grown emerald diamond

This 2.57ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG657424855 or 657424855. Listed at 10 retailers as of October 29, 2026, with prices from HK$2,024 to HK$10,134, a HK$8,110 spread on the same certified stone. MOH London lists it at HK$10,134. 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

2.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657424855
Dimensions9.49 × 6.36 × 4.38 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
9.49 mm6.36 mm2.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657424855
Side View
Table 63.0%Crown 37.1°Girdle: MED-STKPavilion 41.1°Culet: LargeDepth 68.9%

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: HK$10,134 HKD|Low: HK$2,024 HKD|High: HK$29,424 HKD|Avg: HK$9,820 HKD
MOH London
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 8HK$2,024 HKD
Retailer 15HK$2,354 HKD
Retailer 10HK$2,511 HKD
Retailer 12HK$2,812 HKD
Retailer 9HK$3,766 HKD
Retailer 14HK$4,198 HKD
Retailer 2HK$4,793 HKD
Retailer 11HK$4,912 HKD
Retailer 4HK$5,297 HKD
Retailer 13HK$8,082 HKD
MOH LondonHK$10,134 HKD
Retailer 5HK$11,456 HKD
Retailer 7HK$15,967 HKD
Retailer 6HK$23,130 HKD
Retailer 3HK$29,424 HKD

4 data points across 15 retailers

10 retailersHK$2,024 HKD to HK$10,134 HKD

A
Cheapest Retailer
-
HK$2,024 HKD
$258 USD
A
Retailer 2
-
HK$2,354 HKD
$300 USD
View
A
Retailer 3
-
HK$2,511 HKD
$320 USD
View
A
Retailer 4
-
HK$2,812 HKD
View
A
Retailer 5
-
HK$3,766 HKD
$480 USD
View
B+
Retailer 6
-
HK$4,198 HKD
$535 USD
View
A
Retailer 7
-
HK$4,793 HKD
£481 GBP
View
A
Retailer 8
-
HK$4,912 HKD
$626 USD
View
B
Retailer 9
-
HK$8,082 HKD
$1,030 USD
View
Most Expensive
B
MOH London
LG657424855 · Oct 29
HK$10,134 HKD
£1,017 GBP
View
9 more retailers have this diamond
Prices start from HK$2,024 HKDSave up to HK$8,110 HKD

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
2.57ct Emerald
HK$2,024 HKD