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Emerald|Lab Grown|IGI

1.64ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731557360

Shape and cutting style on the report: Emerald cut

Certificate IGI LG731557360

Diamond specifications and retailer prices

From $343 SGD
$268 USD
As of October 30, 2026
Save $3,774 SGD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,116 SGD 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731557360 or 731557360. Listed at 17 retailers as of October 30, 2026, with prices from $343 to $4,116, a $3,774 spread on the same certified stone. Brilliant Earth lists it at $4,116. 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 angle33.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731557360
Dimensions7.83 × 5.56 × 3.90 mm
L/W Ratio1.41
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
7.83 mm5.56 mm1.64 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731557360
Side View
Table 59.0%Crown 33.2°Girdle: Slightly ThickPavilion 37.3°Culet: LNGDepth 70.1%

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: $4,116 SGD|Low: $343 SGD|High: $4,922 SGD|Avg: $1,521 SGD|-16.4%
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 30, 2026
Retailer 9$343 SGD
Retailer 13$350 SGD
Retailer 7$405 SGD
Retailer 14$660 SGD
Retailer 3$665 SGD
Retailer 17$718 SGD
Retailer 10$797 SGD
Retailer 11$1,116 SGD
Retailer 8$1,181 SGD
Retailer 16$1,332 SGD
Retailer 5$1,377 SGD
Retailer 6$1,539 SGD
Retailer 4$1,921 SGD
Retailer 2$1,929 SGD
Retailer 15$3,107 SGD
Retailer 12$3,516 SGD
Brilliant Earth$4,116 SGD

29 data points across 17 retailers

17 retailers$343 SGD to $4,116 SGD

A
Cheapest Retailer
-
$343 SGD
$268 USD
Final sale: no returns
A
Retailer 2
-
$350 SGD
$274 USD
View
A
Retailer 3
-
$405 SGD
$317 USD
View
A
Retailer 4
-
$660 SGD
$516 USD
View
A
Retailer 5
-
$665 SGD
$520 USD
View
A
Retailer 6
-
$718 SGD
$562 USD
View
A
Retailer 7
-
$797 SGD
€594 EUR
View
A
Retailer 8
-
$1,116 SGD
A$1,343 AUD
View
A
Retailer 9
-
$1,181 SGD
$924 USD
View
B+
Retailer 10
-
$1,332 SGD
$1,042 USD
View
B+
Retailer 11
-
$1,377 SGD
$1,077 USD
View
B+
Retailer 12
-
$1,539 SGD
$1,204 USD
View
B+
Retailer 13
-
$1,921 SGD
£1,183 GBP
View
B+
Retailer 14
-
$1,929 SGD
A$2,321 AUD
View
B
Retailer 15
-
$3,107 SGD
$2,430 USD
View
B
Retailer 16
-
$3,516 SGD
$2,750 USD
View
Most Expensive
B
Brilliant Earth
15899009Y · Oct 30
$4,116 SGD
$3,220 USD
View
16 more retailers have this diamond
Prices start from $343 SGDSave up to $3,774 SGD

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
$343 SGD