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Emerald|Lab Grown|IGI

1.66ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG724570541

Shape and cutting style on the report: Emerald cut

Certificate IGI LG724570541

Diamond specifications and retailer prices

From £210 GBP
$282 USD
As of October 23, 2026
10 retailers carry this diamond
Most expensive: £2,821 GBP at Brilliant Earth · As of October 23, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724570541 or 724570541. Listed at 10 retailers as of October 23, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724570541
Dimensions7.73 × 5.53 × 3.79 mm
L/W Ratio1.40
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
7.73 mm5.53 mm1.66 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724570541
Side View
Table 62.0%Crown 37.7°Girdle: STK-THKPavilion 38.4°Culet: LargeDepth 68.5%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23
Current: £2,821 GBP|Low: £172 GBP|High: £2,911 GBP|Avg: £860 GBP|-3.1%
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
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Retailer 17
October 23, 2026
Retailer 9£202 GBP
Retailer 15£210 GBP
Retailer 3£244 GBP
Retailer 7£366 GBP
Retailer 14£393 GBP
Retailer 2£431 GBP
Retailer 5£435 GBP
Retailer 4£626 GBP
Retailer 10£706 GBP
Retailer 12£802 GBP
Retailer 17£823 GBP
Retailer 13£926 GBP
Retailer 8£1,153 GBP
Retailer 16£1,161 GBP
Retailer 11£1,866 GBP
Retailer 6£2,049 GBP
Brilliant Earth£2,821 GBP

27 data points across 17 retailers

10 retailers£210 GBP to £2,821 GBP

Retailer 1
-
£210 GBP
$282 USD
Price last confirmed 10 days ago
Retailer 2
-
£244 GBP
$327 USD
View
Price last confirmed 12 days ago
Retailer 3
-
£431 GBP
$577 USD
View
Price last confirmed 10 days ago
Retailer 4
-
£626 GBP
A$1,290 AUD
View
Price last confirmed 14 days ago
Retailer 5
-
£802 GBP
$1,074 USD
View
Price last confirmed 10 days ago
Retailer 6
-
£926 GBP
$1,241 USD
View
Price last confirmed 11 days ago
Retailer 7
-
£1,153 GBP
A$2,376 AUD
View
Price last confirmed 24 days ago
Retailer 8
-
£1,161 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
£2,049 GBP
$2,745 USD
View
Price last confirmed 14 days ago
Most Expensive
Brilliant Earth
15510412Y · Oct 23
£2,821 GBP
$3,780 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond

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.

1.66ct Emerald
£210 GBP