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Emerald|Lab Grown|IGI

1.66ct E VVS1 Emerald Lab Grown Diamond

EX • E/VVS1 • IGI LG844675773

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844675773

Diamond specifications and retailer prices

From £172 GBP
$230 USD
As of October 27, 2026
Save £1,948 GBP (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,120 GBP at Brilliant Earth · As of October 29, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844675773 or 844675773. Listed at 19 retailers as of October 27, 2026, with prices from £172 to £2,120, a £1,948 spread on the same certified stone. Brilliant Earth lists it at £2,120. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844675773
Dimensions8.69 × 5.27 × 3.65 mm
L/W Ratio1.65
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm5.27 mm1.66 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844675773
Side View
Table 64.0%Crown 34.8°Girdle: MED-STKPavilion 43.6°Culet: LargeDepth 69.3%

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: Oct 27
Current: £538 GBP|Low: £172 GBP|High: £899 GBP|Avg: £482 GBP|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 5£172 GBP
Retailer 18£189 GBP
Retailer 9£202 GBP
Retailer 6£216 GBP
Retailer 7£216 GBP
Retailer 17£282 GBP
Retailer 2£339 GBP
Retailer 10£369 GBP
Retailer 13£388 GBP
Retailer 16£458 GBP
Retailer 4£497 GBP
Retailer 1£538 GBP
Retailer 14£673 GBP
Retailer 15£675 GBP
Retailer 8£695 GBP
Retailer 12£708 GBP
Retailer 11£765 GBP
Retailer 3£847 GBP

12 data points across 18 retailers

19 retailers£172 GBP to £2,120 GBP

A
Cheapest Retailer
-
£172 GBP
$230 USD
A
Retailer 2
-
£189 GBP
$253 USD
View
Final sale: no returns
Retailer 3
-
£202 GBP
$271 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£216 GBP
$290 USD
View
A
Retailer 5
-
£216 GBP
$290 USD
View
B+
Retailer 6
-
£282 GBP
$378 USD
View
A
Retailer 7
-
£339 GBP
€433 EUR
View
Retailer 8
-
£369 GBP
ZAR 7,995 ZAR
View
Price last confirmed 8 days ago
A
Retailer 9
-
£388 GBP
View
A
Retailer 10
-
£458 GBP
$614 USD
View
B+
Retailer 11
-
£497 GBP
A$1,024 AUD
View
B+
Retailer 12
-
£538 GBP
$721 USD
View
B+
Retailer 13
-
£673 GBP
SGD 1,218 SGD
View
B+
Retailer 14
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£675 GBP
$904 USD
View
B+
Retailer 15
-
£695 GBP
$931 USD
View
B+
Retailer 16
-
£708 GBP
$948 USD
View
B+
Retailer 17
-
£765 GBP
$1,025 USD
View
B+
Retailer 18
-
£847 GBP
View
Most Expensive
B
Brilliant Earth
22282540A · Oct 29
£2,120 GBP
$2,840 USD
View
18 more retailers have this diamond
Prices start from £172 GBPSave up to £1,948 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
£172 GBP