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Emerald|Lab Grown|IGI

1.66ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG784634976

Shape and cutting style on the report: Emerald cut

Certificate IGI LG784634976

Diamond specifications and retailer prices

From $207 USD
As of October 30, 2026
Save $857 USD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,064 USD at With Clarity · As of November 1, 2026
View at With Clarity

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784634976 or 784634976. Listed at 12 retailers as of October 30, 2026, with prices from $207 to $1,064, a $857 spread on the same certified stone. With Clarity lists it at $1,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784634976
Dimensions8.15 × 5.60 × 3.72 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.15 mm5.60 mm1.66 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784634976
Side View
Table 64.0%Crown 36.5°Girdle: MediumPavilion 40.6°Culet: LargeDepth 66.4%

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: $433 USD|Low: $201 USD|High: $1,057 USD|Avg: $730 USD|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
With Clarity
October 29, 2026
Retailer 3$207 USD
Retailer 11$240 USD
Retailer 1$433 USD
Retailer 4$447 USD
Retailer 13$593 USD
Retailer 8$599 USD
Retailer 6$776 USD
Retailer 14$825 USD
Retailer 10$828 USD
Retailer 5$838 USD
Retailer 12$953 USD
Retailer 9$995 USD
Retailer 7$1,034 USD
Retailer 2$1,035 USD
With Clarity$1,057 USD

26 data points across 15 retailers

12 retailers$207 USD to $1,064 USD

A
Cheapest Retailer
-
$207 USD
A
Retailer 2
-
$240 USD
View
A
Retailer 3
-
$433 USD
€412 EUR
View
A
Retailer 4
-
$593 USD
View
A
Retailer 5
-
$599 USD
A$922 AUD
View
B+
Retailer 6
-
$825 USD
View
B
Retailer 7
-
$828 USD
View
B+
Retailer 8
-
$953 USD
View
B+
Retailer 9
-
$995 USD
View
B+
Retailer 10
-
$1,034 USD
£814 GBP
View
Retailer 11
-
$1,035 USD
SGD 1,399 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
784634976 · Nov 1
$1,064 USD
View
11 more retailers have this diamond
Prices start from $207 USDSave up to $857 USD

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
$207 USD