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 $455 USD
As of October 28, 2026
Save $4,305 USD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,760 USD 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 28, 2026, with prices from $455 to $4,760, a $4,305 spread on the same certified stone. Brilliant Earth lists it at $4,760. 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
Color
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

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 28
Current: $4,760 USD|Low: $455 USD|High: $4,760 USD|Avg: $1,610 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 8$455 USD
Retailer 3$548 USD
Retailer 2$596 USD
Retailer 7$1,139 USD
Retailer 6$1,160 USD
Retailer 5$1,359 USD
Retailer 4$2,775 USD
Brilliant Earth$4,760 USD

27 data points across 8 retailers

8 retailers$455 USD to $4,760 USD

A
Cheapest Retailer
-
$455 USD
A
Retailer 2
-
$548 USD
€522 EUR
View
A
Retailer 3
-
$596 USD
£469 GBP
View
B+
Retailer 4
-
$1,139 USD
View
B+
Retailer 5
-
$1,160 USD
View
B+
Retailer 6
-
$1,359 USD
£1,070 GBP
View
B
Retailer 7
-
$2,775 USD
View
Most Expensive
B
Brilliant Earth
21660897A · Oct 29
$4,760 USD
View
7 more retailers have this diamond
Prices start from $455 USDSave up to $4,305 USD

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
$455 USD