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Emerald|Lab Grown|IGI

1.66ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG550231699

Shape and cutting style on the report: Emerald cut

Certificate IGI LG550231699

Diamond specifications and retailer prices

From €193 EUR
$217 USD
As of November 1, 2026
Save €920 EUR (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,810 EUR at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

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 LG550231699 or 550231699. Listed at 24 retailers as of November 1, 2026, with a 475% 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550231699
Dimensions7.80 × 5.57 × 3.75 mm
L/W Ratio1.40
Culet sizeLong
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
7.80 mm5.57 mm1.66 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550231699
Side View
Table 61.5%Crown 29.3°Girdle: MED-STKPavilion 39.8°Culet: LNGDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,810 EUR|Low: €185 EUR|High: €1,810 EUR|Avg: €605 EUR
Brilliant Earth
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 3, 2026
Retailer 15€193 EUR
Retailer 7€216 EUR
Retailer 3€240 EUR
Retailer 13€321 EUR
Retailer 12€388 EUR
Retailer 9€415 EUR
Retailer 2€446 EUR
Retailer 6€539 EUR
Retailer 8€561 EUR
Retailer 11€584 EUR
Retailer 5€803 EUR
Retailer 14€892 EUR
Retailer 10€962 EUR
Retailer 4€977 EUR
Brilliant Earth€1,810 EUR

46 data points across 15 retailers

24 retailers€193 EUR to €1,113 EUR

A
Cheapest Retailer
-
€193 EUR
$217 USD
A
Retailer 2
-
€216 EUR
$242 USD
View
Final sale: no returns
A
Retailer 3
-
€225 EUR
$252 USD
View
A
Retailer 4
-
€240 EUR
$269 USD
View
B+
Retailer 5
-
€321 EUR
$360 USD
View
A
Retailer 6
-
€388 EUR
View
A
Retailer 7
-
€415 EUR
ZAR 7,511 ZAR
View
A
Retailer 8
-
€446 EUR
£394 GBP
View
A
Retailer 9
-
€488 EUR
$548 USD
View
A
Retailer 10
-
€534 EUR
$599 USD
View
A
Retailer 11
-
€539 EUR
$604 USD
View
A
Retailer 12
-
€561 EUR
A$968 AUD
View
B+
Retailer 13
-
€584 EUR
$655 USD
View
Retailer 14
-
€623 EUR
$699 USD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
€772 EUR
$866 USD
View
Retailer 16
-
€803 EUR
A$1,386 AUD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
€819 EUR
$919 USD
View
B+
Retailer 18
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€892 EUR
$1,000 USD
View
B
Retailer 19
-
€938 EUR
£828 GBP
View
B
Retailer 20
-
€962 EUR
$1,079 USD
View
B+
Retailer 21
-
€962 EUR
£850 GBP
View
B
Retailer 22
-
€977 EUR
$1,096 USD
View
B
Retailer 23
-
€1,113 EUR
$1,248 USD
View
Most Expensive
Brilliant Earth
16047215A · Oct 10
€1,810 EUR
$2,030 USD
View
Price last confirmed 23 days ago
23 more retailers have this diamond
Prices start from €193 EURSave up to €920 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
€193 EUR