Emerald|Lab Grown|IGI

1.64ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG660467146

Shape and cutting style on the report: Emerald cut

Certificate IGI LG660467146

Diamond specifications and retailer prices

From £242 GBP
$324 USD
As of October 30, 2026
Save £2,057 GBP (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,299 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.64ct lab-grown emerald diamond

This 1.64ct 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 LG660467146 or 660467146. Listed at 25 retailers as of October 30, 2026, with prices from £242 to £2,299, a £2,057 spread on the same certified stone. Brilliant Earth lists it at £2,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle47.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660467146
Dimensions5.57 × 5.57 × 7.66 mm
L/W Ratio1.00
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
5.57 mm5.57 mm1.64 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660467146
Side View
Table 61.0%Crown 31.8°Girdle: STK-THKPavilion 47.2°Culet: LNGDepth 72.2%

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: Oct 30
Current: £2,299 GBP|Low: £216 GBP|High: £2,806 GBP|Avg: £649 GBP|-18.1%
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 9£216 GBP
Retailer 2£242 GBP
Retailer 6£251 GBP
Retailer 10£264 GBP
Retailer 3£268 GBP
Retailer 12£360 GBP
Retailer 18£362 GBP
Retailer 15£439 GBP
Retailer 17£460 GBP
Retailer 8£466 GBP
Retailer 14£474 GBP
Retailer 16£623 GBP
Retailer 20£646 GBP
Retailer 7£859 GBP
Retailer 5£861 GBP
Retailer 4£959 GBP
Retailer 11£967 GBP
Retailer 13£1,025 GBP
Retailer 19£1,075 GBP
Brilliant Earth£2,299 GBP

43 data points across 20 retailers

25 retailers£242 GBP to £2,299 GBP

Retailer 1
-
£216 GBP
$289 USD
Price last confirmed 30 days ago
A
Retailer 2
-
£242 GBP
$324 USD
View
Final sale: no returns
Retailer 3
-
£251 GBP
$336 USD
View
Price last confirmed 35 days ago
Retailer 4
-
£264 GBP
$354 USD
View
Price last confirmed 31 days ago
Retailer 5
-
£268 GBP
$359 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£296 GBP
HK$3,100 HKD
View
B+
Retailer 7
-
£360 GBP
$482 USD
View
A
Retailer 8
-
£362 GBP
$485 USD
View
A
Retailer 9
-
£439 GBP
€560 EUR
View
A
Retailer 10
-
£460 GBP
ZAR 9,962 ZAR
View
A
Retailer 11
-
£466 GBP
$624 USD
View
A
Retailer 12
-
£474 GBP
View
A
Retailer 13
-
£623 GBP
A$1,284 AUD
View
Retailer 14
-
£646 GBP
$866 USD
View
Price last confirmed 8 days ago
A
Retailer 15
-
£685 GBP
$918 USD
View
B+
Retailer 16
-
£859 GBP
SGD 1,556 SGD
View
Retailer 17
-
£861 GBP
$1,154 USD
View
Price last confirmed 30 days ago
B+
Retailer 18
-
£876 GBP
$1,174 USD
View
B+
Retailer 19
-
£898 GBP
$1,203 USD
View
B+
Retailer 20
-
£959 GBP
$1,285 USD
View
B+
Retailer 21
-
£1,025 GBP
A$2,112 AUD
View
B+
Retailer 22
-
£1,030 GBP
$1,380 USD
View
B+
Retailer 23
-
£1,075 GBP
View
B+
Retailer 24
-
£1,104 GBP
$1,479 USD
View
Most Expensive
B
Brilliant Earth
14067442A · Oct 30
£2,299 GBP
$3,080 USD
View
24 more retailers have this diamond
Prices start from £242 GBPSave up to £2,057 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
1.64ct Emerald
£242 GBP