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Emerald|Lab Grown|IGI

1.55ct E SI1 Emerald Lab Grown Diamond

GD • E/SI1 • IGI LG470136334

Shape and cutting style on the report: Emerald cut

Certificate IGI LG470136334

Diamond specifications and retailer prices

From $791 NZD
$444 USD
As of October 30, 2026
Save $1,057 NZD (57%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,847 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown emerald diamond

This 1.55ct 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 standard cut grade and certified by IGI LG470136334 or 470136334. Listed at 4 retailers as of October 29, 2026, with prices from $791 to $1,847, a $1,057 spread on the same certified stone. MOH London lists it at $1,847. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG470136334
Dimensions8.45 × 5.33 × 3.37 mm
L/W Ratio1.59
Culet sizeLong
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
8.45 mm5.33 mm1.55 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG470136334
Side View
Table 63.5%Crown 30.6°Girdle: MED-STKPavilion 42.3°Culet: LNGDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,847 NZD|Low: $746 NZD|High: $2,007 NZD|Avg: $1,114 NZD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$791 NZD
Retailer 2$845 NZD
Retailer 4$1,050 NZD
MOH London$1,847 NZD

41 data points across 4 retailers

4 retailers$791 NZD to $1,847 NZD

B+
Cheapest Retailer
-
$791 NZD
$444 USD
B+
Retailer 2
-
$845 NZD
£374 GBP
View
B
Retailer 3
-
$1,050 NZD
$590 USD
View
Most Expensive
B
MOH London
LG470136334 · Oct 29
$1,847 NZD
£817 GBP
View
3 more retailers have this diamond
Prices start from $791 NZDSave up to $1,057 NZD

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+
1.55ct Emerald
$791 NZD