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Emerald|Lab Grown|IGI

1.30ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG657423909

Shape and cutting style on the report: Emerald cut

Certificate IGI LG657423909

Diamond specifications and retailer prices

From $220 NZD
$124 USD
As of October 30, 2026
Save $2,074 NZD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,294 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.3ct lab-grown emerald diamond

This 1.3ct 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 LG657423909 or 657423909. Listed at 16 retailers as of October 29, 2026, with prices from $220 to $2,294, a $2,074 spread on the same certified stone. MOH London lists it at $2,294. 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

1.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657423909
Dimensions8.37 × 4.95 × 3.14 mm
L/W Ratio1.69
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm4.95 mm1.30 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657423909
Side View
Table 65.0%Crown 38.5°Girdle: ThinPavilion 41.6°Culet: LNGDepth 63.4%

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: $2,294 NZD|Low: $220 NZD|High: $2,310 NZD|Avg: $893 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$220 NZD
Retailer 10$291 NZD
Retailer 11$523 NZD
Retailer 5$533 NZD
Retailer 4$538 NZD
Retailer 2$563 NZD
Retailer 3$733 NZD
Retailer 7$928 NZD
Retailer 6$1,144 NZD
Retailer 9$1,437 NZD
MOH London$2,294 NZD

45 data points across 11 retailers

16 retailers$220 NZD to $2,294 NZD

A
Cheapest Retailer
-
$220 NZD
$124 USD
Retailer 2
-
$220 NZD
$124 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$255 NZD
$144 USD
View
Retailer 4
-
$289 NZD
$163 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
$291 NZD
$164 USD
View
A
Retailer 6
-
$291 NZD
$164 USD
View
B+
Retailer 7
-
$523 NZD
$295 USD
View
A
Retailer 8
-
$533 NZD
£236 GBP
View
A
Retailer 9
-
$538 NZD
€289 EUR
View
A
Retailer 10
-
$563 NZD
£250 GBP
View
B+
Retailer 11
-
$733 NZD
$413 USD
View
B+
Retailer 12
-
$878 NZD
$495 USD
View
B+
Retailer 13
-
$928 NZD
$523 USD
View
B+
Retailer 14
-
$1,144 NZD
$645 USD
View
B
Retailer 15
-
$1,437 NZD
$810 USD
View
Most Expensive
B
MOH London
LG657423909 · Oct 29
$2,294 NZD
£1,018 GBP
View
15 more retailers have this diamond
Prices start from $220 NZDSave up to $2,074 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.

A
1.30ct Emerald
$220 NZD