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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 $402 AUD
$282 USD
As of October 23, 2026
10 retailers carry this diamond
Most expensive: $5,394 AUD 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: $5,394 AUD|Low: $330 AUD|High: $5,565 AUD|Avg: $1,644 AUD|-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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 23, 2026
Retailer 9$385 AUD
Retailer 15$402 AUD
Retailer 3$467 AUD
Retailer 7$699 AUD
Retailer 14$752 AUD
Retailer 2$823 AUD
Retailer 5$832 AUD
Retailer 4$1,196 AUD
Retailer 10$1,350 AUD
Retailer 12$1,532 AUD
Retailer 17$1,574 AUD
Retailer 13$1,771 AUD
Retailer 8$2,204 AUD
Retailer 16$2,220 AUD
Retailer 11$3,567 AUD
Retailer 6$3,917 AUD
Brilliant Earth$5,394 AUD

27 data points across 17 retailers

10 retailers$402 AUD to $5,394 AUD

Retailer 1
-
$402 AUD
$282 USD
Price last confirmed 10 days ago
Retailer 2
-
$467 AUD
$327 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$823 AUD
$577 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$1,196 AUD
View
Price last confirmed 14 days ago
Retailer 5
-
$1,532 AUD
$1,074 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$1,771 AUD
$1,241 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$2,204 AUD
View
Price last confirmed 25 days ago
Retailer 8
-
$2,220 AUD
£1,225 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
$3,917 AUD
$2,745 USD
View
Price last confirmed 15 days ago
Most Expensive
Brilliant Earth
15510412Y · Oct 23
$5,394 AUD
$3,780 USD
View
Price last confirmed 10 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
$402 AUD