Emerald|Lab Grown|IGI

1.66ct H IF Emerald Lab Grown Diamond

ID • H/IF • IGI LG696567180

Shape and cutting style on the report: Emerald cut

Certificate IGI LG696567180

Diamond specifications and retailer prices

From €228 EUR
$256 USD
As of November 1, 2026
Save €1,243 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,739 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696567180 or 696567180. Listed at 12 retailers as of October 31, 2026, with a 545% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
H
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696567180
Dimensions8.15 × 5.68 × 3.55 mm
L/W Ratio1.43
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.15 mm5.68 mm1.66 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696567180
Side View
Table 63.0%Crown 34.8°Girdle: Slightly ThickPavilion 39.5°Culet: LNGDepth 62.5%

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: Nov 1
Current: €1,739 EUR|Low: €201 EUR|High: €3,279 EUR|Avg: €869 EUR
Rare Carat
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
Retailer 15
November 1, 2026
Retailer 15€228 EUR
Retailer 4€235 EUR
Retailer 7€262 EUR
Retailer 14€265 EUR
Retailer 8€437 EUR
Retailer 6€446 EUR
Retailer 13€473 EUR
Retailer 3€522 EUR
Retailer 11€523 EUR
Retailer 9€740 EUR
Retailer 12€910 EUR
Retailer 2€1,135 EUR
Retailer 10€1,471 EUR
Rare Carat€1,739 EUR
Retailer 5€3,279 EUR

35 data points across 15 retailers

12 retailers€228 EUR to €1,471 EUR

A
Cheapest Retailer
-
€228 EUR
$256 USD
A
Retailer 2
-
€235 EUR
$264 USD
View
Final sale: no returns
A
Retailer 3
-
€265 EUR
$297 USD
View
A
Retailer 4
-
€437 EUR
$490 USD
View
A
Retailer 5
-
€473 EUR
$531 USD
View
Retailer 6
-
€522 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
€523 EUR
$587 USD
View
A
Retailer 8
-
€740 EUR
$830 USD
View
A
Retailer 9
-
€910 EUR
$1,021 USD
View
A
Retailer 10
-
€1,135 EUR
£1,002 GBP
View
A
Retailer 11
-
€1,471 EUR
$1,650 USD
View
Most Expensive
Rare Carat
ME-409-58 · Oct 18
€1,739 EUR
$1,950 USD
View
Price last confirmed 15 days ago
11 more retailers have this diamond
Prices start from €228 EURSave up to €1,243 EUR

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
€228 EUR