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Emerald|Lab Grown|IGI

1.58ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG660415920

Shape and cutting style on the report: Emerald cut

Certificate IGI LG660415920

Diamond specifications and retailer prices

From $615 AUD
$432 USD
As of October 30, 2026
Save $1,278 AUD (68%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,893 AUD at Novita Diamonds · As of October 30, 2026
View at Novita Diamonds

About this 1.58ct lab-grown emerald diamond

This 1.58ct 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 LG660415920 or 660415920. Listed at 3 retailers as of October 30, 2026, with prices from $615 to $1,893, a $1,278 spread on the same certified stone. Novita Diamonds lists it at $1,893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660415920
Dimensions7.75 × 5.49 × 3.64 mm
L/W Ratio1.41
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 mm5.49 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660415920
Side View
Table 66.0%Crown 37.5°Girdle: Slightly ThickPavilion 38.9°Culet: LargeDepth 66.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,893 AUD|Low: $615 AUD|High: $6,178 AUD|Avg: $2,487 AUD|-1.1%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$615 AUD
Retailer 2$1,246 AUD
Novita Diamonds$1,893 AUD
Retailer 4$6,178 AUD

5 data points across 4 retailers

3 retailers$615 AUD to $1,893 AUD

B+
Cheapest Retailer
-
$615 AUD
$432 USD
A
Retailer 2
-
$1,246 AUD
$875 USD
View
Most Expensive
B+
Novita Diamonds
cert_660415920 · Oct 30
$1,893 AUD
View
2 more retailers have this diamond
Prices start from $615 AUDSave up to $1,278 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
1.58ct Emerald
$615 AUD