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Emerald|Lab Grown|IGI

1.66ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG621481404

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621481404

Diamond specifications and retailer prices

From £156 GBP
$209 USD
As of November 1, 2026
Save £1,342 GBP (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,498 GBP at Do Amore Diamonds · As of November 2, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621481404 or 621481404. Listed at 18 retailers as of November 1, 2026, with prices from £156 to £1,498, a £1,342 spread on the same certified stone. Do Amore Diamonds lists it at £1,498. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621481404
Dimensions8.10 × 5.59 × 3.73 mm
L/W Ratio1.45
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
8.10 mm5.59 mm1.66 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621481404
Side View
Table 61.0%Crown 34°Girdle: MediumPavilion 39.2°Culet: LargeDepth 66.7%

Caratlytics Score

How it works →
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: £402 GBP|Low: £150 GBP|High: £1,155 GBP|Avg: £505 GBP|+3.4%
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
Retailer 15
November 2, 2026
Retailer 12£156 GBP
Retailer 4£174 GBP
Retailer 3£181 GBP
Retailer 2£194 GBP
Retailer 13£194 GBP
Retailer 6£287 GBP
Retailer 1£402 GBP
Retailer 5£444 GBP
Retailer 11£624 GBP
Retailer 10£645 GBP
Retailer 15£686 GBP
Retailer 14£788 GBP
Retailer 7£829 GBP
Retailer 8£856 GBP
Retailer 9£1,066 GBP

44 data points across 15 retailers

18 retailers£156 GBP to £1,498 GBP

A
Cheapest Retailer
-
£156 GBP
$209 USD
A
Retailer 2
-
£174 GBP
$234 USD
View
Final sale: no returns
A
Retailer 3
-
£181 GBP
$243 USD
View
A
Retailer 4
-
£194 GBP
$260 USD
View
Retailer 5
-
£194 GBP
$260 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£287 GBP
$385 USD
View
A
Retailer 7
-
£330 GBP
$443 USD
View
A
Retailer 8
-
£402 GBP
View
A
Retailer 9
-
£444 GBP
$596 USD
View
B+
Retailer 10
-
£624 GBP
$837 USD
View
Retailer 11
-
£645 GBP
A$1,331 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£686 GBP
$921 USD
View
B
Retailer 13
-
£788 GBP
$1,057 USD
View
B
Retailer 14
-
£814 GBP
$1,092 USD
View
B
Retailer 15
-
£829 GBP
View
B
Retailer 16
-
£856 GBP
View
B
Retailer 17
-
£1,066 GBP
$1,430 USD
View
Most Expensive
B
Do Amore Diamonds
27-A087A4276 · Nov 2
£1,498 GBP
$2,010 USD
View
17 more retailers have this diamond
Prices start from £156 GBPSave up to £1,342 GBP

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
£156 GBP