Emerald|Lab Grown|IGI

1.66ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG680560448

Shape and cutting style on the report: Emerald cut

Certificate IGI LG680560448

Diamond specifications and retailer prices

From €206 EUR
$230 USD
As of October 30, 2026
Save €849 EUR (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,126 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG680560448 or 680560448. Listed at 18 retailers as of October 30, 2026, with a 413% 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
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680560448
Dimensions7.84 × 5.49 × 3.78 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.84 mm5.49 mm1.66 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680560448
Side View
Table 62.0%Crown 34.6°Girdle: MediumPavilion 39.3°Culet: LargeDepth 68.9%

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: €2,126 EUR|Low: €198 EUR|High: €2,166 EUR|Avg: €613 EUR|-1.9%
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
Retailer 16
November 1, 2026
Retailer 15€206 EUR
Retailer 4€229 EUR
Retailer 7€239 EUR
Retailer 6€255 EUR
Retailer 16€255 EUR
Retailer 14€356 EUR
Retailer 10€438 EUR
Retailer 9€477 EUR
Retailer 8€486 EUR
Retailer 11€596 EUR
Retailer 5€820 EUR
Retailer 13€823 EUR
Retailer 12€996 EUR
Retailer 2€1,022 EUR
Retailer 3€1,038 EUR
Rare Carat€2,126 EUR

45 data points across 16 retailers

18 retailers€206 EUR to €1,055 EUR

A
Cheapest Retailer
-
€206 EUR
$230 USD
A
Retailer 2
-
€229 EUR
$256 USD
View
Final sale: no returns
A
Retailer 3
-
€239 EUR
$267 USD
View
Retailer 4
-
€255 EUR
$285 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€255 EUR
$285 USD
View
B+
Retailer 6
-
€356 EUR
$398 USD
View
A
Retailer 7
-
€438 EUR
ZAR 7,908 ZAR
View
A
Retailer 8
-
€477 EUR
£420 GBP
View
A
Retailer 9
-
€486 EUR
$543 USD
View
A
Retailer 10
-
€596 EUR
A$1,024 AUD
View
A
Retailer 11
-
€820 EUR
$916 USD
View
A
Retailer 12
-
€823 EUR
$919 USD
View
A
Retailer 13
-
€867 EUR
$968 USD
View
B+
Retailer 14
-
€996 EUR
£876 GBP
View
B+
Retailer 15
-
€1,022 EUR
£899 GBP
View
B+
Retailer 16
-
€1,038 EUR
$1,160 USD
View
B+
Retailer 17
-
€1,055 EUR
$1,179 USD
View
Most Expensive
Rare Carat
GD5859_l_680560448 · Oct 18
€2,126 EUR
$2,375 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from €206 EURSave up to €849 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
€206 EUR