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Emerald|Lab Grown|IGI

1.64ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG838616338

Shape and cutting style on the report: Emerald cut

Certificate IGI LG838616338

Diamond specifications and retailer prices

From $629 AUD
$442 USD
As of October 30, 2026
Save $6,147 AUD (91%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,776 AUD at Brilliant Earth · As of October 29, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838616338 or 838616338. Listed at 8 retailers as of October 29, 2026, with prices from $629 to $6,776, a $6,147 spread on the same certified stone. Brilliant Earth lists it at $6,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838616338
Dimensions7.75 × 5.58 × 3.75 mm
L/W Ratio1.39
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
7.75 mm5.58 mm1.64 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838616338
Side View
Table 69.0%Crown 36.4°Girdle: MediumPavilion 44.2°Culet: LargeDepth 67.2%

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 30
Current: $6,776 AUD|Low: $629 AUD|High: $6,776 AUD|Avg: $2,291 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$629 AUD
Retailer 5$780 AUD
Retailer 3$896 AUD
Retailer 4$1,580 AUD
Retailer 8$1,651 AUD
Retailer 7$1,935 AUD
Retailer 6$3,950 AUD
Brilliant Earth$6,776 AUD

28 data points across 8 retailers

8 retailers$629 AUD to $6,776 AUD

A
Cheapest Retailer
-
$629 AUD
$442 USD
A
Retailer 2
-
$780 AUD
€522 EUR
View
A
Retailer 3
-
$896 AUD
£496 GBP
View
A
Retailer 4
-
$1,580 AUD
$1,110 USD
View
B+
Retailer 5
-
$1,651 AUD
$1,160 USD
View
B+
Retailer 6
-
$1,935 AUD
£1,070 GBP
View
B
Retailer 7
-
$3,950 AUD
$2,775 USD
View
Most Expensive
B
Brilliant Earth
21660897A · Oct 29
$6,776 AUD
$4,760 USD
View
7 more retailers have this diamond
Prices start from $629 AUDSave up to $6,147 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
$629 AUD