CaratHunter
Plans
Emerald|Lab Grown|IGI

1.00ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG384945794

Shape and cutting style on the report: Emerald cut

Certificate IGI LG384945794

Diamond specifications and retailer prices

From $1,389 NZD
$783 USD
As of October 29, 2026
Save $3,141 NZD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,530 NZD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG384945794 or 384945794. Listed at 6 retailers as of October 28, 2026, with prices from $1,389 to $4,530, a $3,141 spread on the same certified stone. NZ Jewellers lists it at $4,530. 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

1.00
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG384945794
Dimensions7.08 × 4.78 × 3.10 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
7.08 mm4.78 mm1.00 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG384945794
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: LNGDepth

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 29
Current: $4,530 NZD|Low: $1,022 NZD|High: $4,530 NZD|Avg: $2,178 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 11, 2026
Retailer 7$1,022 NZD
Retailer 2$1,389 NZD
Retailer 6$1,512 NZD
Retailer 3$1,611 NZD
Retailer 5$1,611 NZD
Retailer 4$2,601 NZD
Retailer 8$3,605 NZD
NZ Jewellers$4,530 NZD

8 data points across 8 retailers

6 retailers$1,389 NZD to $4,530 NZD

A
Cheapest Retailer
-
$1,389 NZD
$783 USD
B+
Retailer 2
-
$1,512 NZD
$852 USD
View
B+
Retailer 3
-
$1,611 NZD
$908 USD
View
Retailer 4
-
$1,611 NZD
$908 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
$2,601 NZD
$1,466 USD
View
Most Expensive
C
NZ Jewellers
997a873b-b63e-4d7e-aa7a-79b1391f48c4 · Oct 28
$4,530 NZD
$2,553 USD
View
5 more retailers have this diamond
Prices start from $1,389 NZDSave up to $3,141 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
1.00ct Emerald
$1,389 NZD