CaratHunter
Plans
Emerald|Lab Grown|IGI

1.66ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG595392388

Shape and cutting style on the report: Emerald cut

Certificate IGI LG595392388

Diamond specifications and retailer prices

From $384 NZD
$216 USD
As of October 27, 2026
Save $2,797 NZD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,181 NZD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.66ct lab-grown emerald diamond

This 1.66ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG595392388 or 595392388. Listed at 9 retailers as of October 27, 2026, with prices from $384 to $3,181, a $2,797 spread on the same certified stone. Do Amore Diamonds lists it at $3,181. 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

1.66
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595392388
Dimensions7.96 × 5.54 × 3.78 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.96 mm5.54 mm1.66 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595392388
Side View
Table 63.0%Crown 36.4°Girdle: MED-STKPavilion 41.9°Culet: LargeDepth 68.2%

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 27
Current: $3,181 NZD|Low: $261 NZD|High: $3,252 NZD|Avg: $1,267 NZD|-2.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 7$332 NZD
Retailer 9$377 NZD
Retailer 6$384 NZD
Retailer 5$722 NZD
Retailer 4$1,326 NZD
Retailer 10$1,353 NZD
Retailer 8$1,459 NZD
Retailer 3$1,537 NZD
Retailer 2$2,124 NZD
Do Amore Diamonds$3,181 NZD

21 data points across 10 retailers

9 retailers$384 NZD to $3,181 NZD

Retailer 1
-
$332 NZD
$187 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$384 NZD
$216 USD
View
Retailer 3
-
$722 NZD
$406 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$1,326 NZD
$746 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$1,459 NZD
$821 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$1,520 NZD
$855 USD
View
Price last confirmed 15 days ago
Retailer 7
-
$1,537 NZD
$865 USD
View
Price last confirmed 15 days ago
Retailer 8
-
$2,124 NZD
£941 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-9FDB1E242 · Oct 27
$3,181 NZD
$1,790 USD
View
8 more retailers have this diamond
Prices start from $384 NZDSave up to $2,797 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
1.66ct Emerald
$384 NZD