CaratHunter
Plans
Emerald|Lab Grown|IGI

1.58ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG656402047

Shape and cutting style on the report: Emerald cut

Certificate IGI LG656402047

Diamond specifications and retailer prices

From $223 AUD
$157 USD
As of October 27, 2026
Save $1,598 AUD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,822 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG656402047 or 656402047. Listed at 19 retailers as of October 27, 2026, with prices from $223 to $1,822, a $1,598 spread on the same certified stone. Brilliant Earth lists it at $1,822. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.58
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656402047
Dimensions8.29 × 5.32 × 3.51 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.32 mm1.58 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656402047
Side View
Table 65.0%Crown 35.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,822 AUD|Low: $223 AUD|High: $1,879 AUD|Avg: $779 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10$223 AUD
Retailer 12$276 AUD
Retailer 6$356 AUD
Retailer 2$483 AUD
Retailer 8$499 AUD
Retailer 3$502 AUD
Retailer 5$528 AUD
Retailer 4$655 AUD
Retailer 9$938 AUD
Retailer 11$1,210 AUD
Retailer 7$1,300 AUD
Brilliant Earth$1,822 AUD

43 data points across 12 retailers

19 retailers$223 AUD to $1,822 AUD

A
Retailer 1
-
$223 AUD
$157 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$223 AUD
$157 USD
View
A
Retailer 3
-
$259 AUD
$182 USD
View
A
Retailer 4
-
$273 AUD
$192 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$276 AUD
$194 USD
View
A
Retailer 6
-
$276 AUD
$194 USD
View
A
Retailer 7
-
$356 AUD
£197 GBP
View
A
Retailer 8
-
$483 AUD
£267 GBP
View
A
Retailer 9
-
$499 AUD
£276 GBP
View
B+
Retailer 10
-
$502 AUD
$353 USD
View
A
Retailer 11
-
$528 AUD
€353 EUR
View
A
Retailer 12
-
$655 AUD
$460 USD
View
B+
Retailer 13
-
$888 AUD
$624 USD
View
B+
Retailer 14
-
$938 AUD
$659 USD
View
B
Retailer 15
-
$1,210 AUD
$850 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$1,262 AUD
$886 USD
View
Price last confirmed 50 days ago
B
Retailer 17
-
$1,300 AUD
£719 GBP
View
B
Retailer 18
-
$1,303 AUD
$915 USD
View
Price last confirmed 80 days ago
Most Expensive
B
Brilliant Earth
13300006A · Oct 29
$1,822 AUD
$1,280 USD
View
18 more retailers have this diamond
Prices start from $223 AUDSave up to $1,598 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
$223 AUD