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Emerald|Lab Grown|IGI

1.72ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512231544

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512231544

Diamond specifications and retailer prices

From $1,543 AUD
As of November 4, 2026
Save $3,060 AUD (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,012 AUD at MOH London · As of November 3, 2026
View at MOH London

About this 1.72ct lab-grown emerald diamond

This 1.72ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512231544 or 512231544. Listed at 11 retailers as of November 4, 2026, with a 198% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.72
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle18.9°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512231544
Dimensions8.09 × 5.94 × 3.72 mm
L/W Ratio1.36
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.09 mm5.94 mm1.72 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512231544
Side View
Table 67.5%Crown 18.9°Girdle: MediumPavilion 37.4°Culet: LNGDepth 62.6%

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: Nov 4
Current: $7,012 AUD|Low: $1,543 AUD|High: $7,106 AUD|Avg: $3,269 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$1,543 AUD
Retailer 4$2,117 AUD
Retailer 9$2,303 AUD
Retailer 10$2,370 AUD
Retailer 5$2,456 AUD
Retailer 8$2,456 AUD
Retailer 2$3,433 AUD
Retailer 6$3,868 AUD
Retailer 7$4,603 AUD
MOH London$7,012 AUD

45 data points across 10 retailers

11 retailers$1,543 AUD to $4,603 AUD

B+
Cheapest Retailer
-
$1,543 AUD
B
Retailer 2
-
$2,117 AUD
View
B
Retailer 3
-
$2,303 AUD
View
B
Retailer 4
-
$2,370 AUD
View
Final sale: no returns
B
Retailer 5
-
$2,456 AUD
View
Retailer 6
-
$2,456 AUD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,433 AUD
View
B
Retailer 8
-
$3,868 AUD
View
B
Retailer 9
-
$4,455 AUD
View
B
Retailer 10
-
$4,603 AUD
View
Most Expensive
MOH London
LG512231544 · Nov 3
$7,012 AUD
£3,865 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $1,543 AUDSave up to $3,060 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+
1.72ct Emerald
$1,543 AUD