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Emerald|Lab Grown|IGI

1.64ct G SI1 Emerald Lab Grown Diamond

VG • G/SI1 • IGI LG594313059

Shape and cutting style on the report: Emerald cut

Certificate IGI LG594313059

Diamond specifications and retailer prices

From $429 NZD
$242 USD
As of October 30, 2026
Save $3,243 NZD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,673 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.64ct lab-grown emerald diamond

This 1.64ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG594313059 or 594313059. Listed at 10 retailers as of October 30, 2026, with prices from $429 to $3,673, a $3,243 spread on the same certified stone. Do Amore Diamonds lists it at $3,673. 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

1.64
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594313059
Dimensions7.91 × 5.65 × 3.76 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
7.91 mm5.65 mm1.64 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594313059
Side View
Table 65.0%Crown 38.4°Girdle: Slightly ThickPavilion 36.5°Culet: LNGDepth 66.5%

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: $3,673 NZD|Low: $280 NZD|High: $3,673 NZD|Avg: $1,553 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$429 NZD
Retailer 7$476 NZD
Retailer 8$814 NZD
Retailer 11$935 NZD
Retailer 4$993 NZD
Retailer 6$1,533 NZD
Retailer 5$1,535 NZD
Retailer 9$1,687 NZD
Retailer 2$2,102 NZD
Retailer 3$3,025 NZD
Do Amore Diamonds$3,673 NZD

43 data points across 11 retailers

10 retailers$429 NZD to $3,673 NZD

A
Cheapest Retailer
-
$429 NZD
$242 USD
Final sale: no returns
A
Retailer 2
-
$476 NZD
$268 USD
View
B+
Retailer 3
-
$814 NZD
$459 USD
View
B+
Retailer 4
-
$935 NZD
$527 USD
View
B+
Retailer 5
-
$993 NZD
£441 GBP
View
B
Retailer 6
-
$1,533 NZD
$864 USD
View
B+
Retailer 7
-
$1,535 NZD
$865 USD
View
B
Retailer 8
-
$1,687 NZD
$951 USD
View
B
Retailer 9
-
$2,102 NZD
£933 GBP
View
Most Expensive
C
Do Amore Diamonds
27-670504748 · Oct 31
$3,673 NZD
$2,070 USD
View
9 more retailers have this diamond
Prices start from $429 NZDSave up to $3,243 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
1.64ct Emerald
$429 NZD