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Emerald|Lab Grown|IGI

1.64ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG781642604

Shape and cutting style on the report: Emerald cut

Certificate IGI LG781642604

Diamond specifications and retailer prices

From $258 USD
As of October 27, 2026
Save $1,027 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,285 USD at MOH London · As of October 26, 2026
View at MOH London

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 LG781642604 or 781642604. Listed at 18 retailers as of October 26, 2026, with prices from $258 to $1,285, a $1,027 spread on the same certified stone. MOH London lists it at $1,285. 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 angle39.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781642604
Dimensions7.81 × 5.56 × 3.68 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
7.81 mm5.56 mm1.64 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781642604
Side View
Table 64.0%Crown 39.6°Girdle: MediumPavilion 40.9°Culet: LargeDepth 66.2%

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 27
Current: $1,285 USD|Low: $248 USD|High: $1,299 USD|Avg: $657 USD|+0.1%
MOH London
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
October 29, 2026
Retailer 14$258 USD
Retailer 16$288 USD
Retailer 6$300 USD
Retailer 3$320 USD
Retailer 5$320 USD
Retailer 13$445 USD
Retailer 10$480 USD
Retailer 9$551 USD
Retailer 7$589 USD
Retailer 2$610 USD
Retailer 11$752 USD
Retailer 12$984 USD
Retailer 4$1,030 USD
Retailer 8$1,250 USD
Retailer 15$1,261 USD
MOH London$1,285 USD

44 data points across 16 retailers

18 retailers$258 USD to $1,285 USD

A
Cheapest Retailer
-
$258 USD
A
Retailer 2
-
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$300 USD
View
A
Retailer 4
-
$320 USD
View
A
Retailer 5
-
$320 USD
View
B+
Retailer 6
-
$445 USD
View
A
Retailer 7
-
$480 USD
View
A
Retailer 8
-
$551 USD
ZAR 8,894 ZAR
View
A
Retailer 9
-
$589 USD
View
A
Retailer 10
-
$610 USD
£480 GBP
View
A
Retailer 11
-
$752 USD
A$1,157 AUD
View
B+
Retailer 12
-
$984 USD
View
B+
Retailer 13
-
$1,030 USD
View
B+
Retailer 14
-
$1,081 USD
View
B+
Retailer 15
-
$1,154 USD
View
B+
Retailer 16
-
$1,250 USD
£984 GBP
View
B+
Retailer 17
-
$1,261 USD
View
Most Expensive
B+
MOH London
LG781642604 · Oct 26
$1,285 USD
£1,012 GBP
View
17 more retailers have this diamond
Prices start from $258 USDSave up to $1,027 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
$258 USD