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Emerald|Lab Grown|IGI

0.73ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436045818

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045818

Diamond specifications and retailer prices

From $668 AUD
$469 USD
As of October 29, 2026
Save $2,377 AUD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,045 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 0.73ct lab-grown emerald diamond

This 0.73ct lab-grown emerald sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045818 or 436045818. Listed at 10 retailers as of October 26, 2026, with prices from $668 to $3,045, a $2,377 spread on the same certified stone. MOH London lists it at $3,045. 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

0.73
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045818
Dimensions6.38 × 4.47 × 2.71 mm
L/W Ratio1.43
Culet sizeLong
Cert comments
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Top View
6.38 mm4.47 mm0.73 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045818
Side View
Table 62.0%Crown 23.8°Girdle: MediumPavilionCulet: LNGDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,045 AUD|Low: $641 AUD|High: $3,077 AUD|Avg: $1,358 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$668 AUD
Retailer 6$726 AUD
Retailer 11$747 AUD
Retailer 7$827 AUD
Retailer 10$827 AUD
Retailer 3$1,032 AUD
Retailer 8$1,293 AUD
Retailer 2$1,401 AUD
Retailer 4$2,225 AUD
Retailer 9$2,661 AUD
MOH London$3,045 AUD

23 data points across 11 retailers

10 retailers$668 AUD to $3,045 AUD

B+
Cheapest Retailer
-
$668 AUD
$469 USD
B+
Retailer 2
-
$726 AUD
$510 USD
View
B+
Retailer 3
-
$747 AUD
$525 USD
View
B
Retailer 4
-
$827 AUD
$581 USD
View
Retailer 5
-
$827 AUD
$581 USD
View
Price last confirmed 14 days ago
B
Retailer 6
-
$1,293 AUD
$908 USD
View
B
Retailer 7
-
$1,401 AUD
€937 EUR
View
B
Retailer 8
-
$2,225 AUD
$1,563 USD
View
B
Retailer 9
-
$2,661 AUD
$1,869 USD
View
Most Expensive
B
MOH London
LG436045818 · Oct 26
$3,045 AUD
£1,684 GBP
View
9 more retailers have this diamond
Prices start from $668 AUDSave up to $2,377 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.

B+
0.73ct Emerald
$668 AUD