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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 $460 AUD
$323 USD
As of October 31, 2026
Save $3,925 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,385 AUD 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 $460 to $4,385, a $3,925 spread on the same certified stone. Brilliant Earth lists it at $4,385. 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
Dimensions7.66 × 5.57 × 4.02 mm
L/W Ratio1.38
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
7.66 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,385 AUD|Low: $411 AUD|High: $5,353 AUD|Avg: $1,273 AUD|-18.1%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 9$411 AUD
Retailer 2$460 AUD
Retailer 6$478 AUD
Retailer 10$504 AUD
Retailer 3$511 AUD
Retailer 17$690 AUD
Retailer 14$837 AUD
Retailer 16$878 AUD
Retailer 8$888 AUD
Retailer 12$904 AUD
Retailer 15$1,188 AUD
Retailer 19$1,233 AUD
Retailer 7$1,639 AUD
Retailer 5$1,643 AUD
Retailer 4$1,829 AUD
Retailer 11$1,844 AUD
Retailer 13$1,954 AUD
Retailer 18$2,050 AUD
Brilliant Earth$4,385 AUD

43 data points across 19 retailers

25 retailers$460 AUD to $4,385 AUD

Retailer 1
-
$411 AUD
$289 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$460 AUD
$323 USD
View
Final sale: no returns
Retailer 3
-
$478 AUD
$336 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$504 AUD
$354 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$511 AUD
$359 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$565 AUD
HK$3,100 HKD
View
B+
Retailer 7
-
$686 AUD
$482 USD
View
A
Retailer 8
-
$690 AUD
$485 USD
View
A
Retailer 9
-
$837 AUD
€560 EUR
View
A
Retailer 10
-
$878 AUD
ZAR 9,962 ZAR
View
A
Retailer 11
-
$888 AUD
$624 USD
View
A
Retailer 12
-
$904 AUD
£500 GBP
View
A
Retailer 13
-
$1,188 AUD
View
A
Retailer 14
-
$1,233 AUD
$866 USD
View
A
Retailer 15
-
$1,307 AUD
$918 USD
View
B+
Retailer 16
-
$1,639 AUD
SGD 1,556 SGD
View
Retailer 17
-
$1,643 AUD
$1,154 USD
View
Price last confirmed 30 days ago
B+
Retailer 18
-
$1,671 AUD
$1,174 USD
View
B+
Retailer 19
-
$1,712 AUD
$1,203 USD
View
B+
Retailer 20
-
$1,829 AUD
$1,285 USD
View
B+
Retailer 21
-
$1,954 AUD
View
B+
Retailer 22
-
$1,965 AUD
$1,380 USD
View
B+
Retailer 23
-
$2,050 AUD
£1,134 GBP
View
B+
Retailer 24
-
$2,106 AUD
$1,479 USD
View
Most Expensive
B
Brilliant Earth
14067442A · Oct 30
$4,385 AUD
$3,080 USD
View
24 more retailers have this diamond
Prices start from $460 AUDSave up to $3,925 AUD

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
$460 AUD