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Emerald|Lab Grown|IGI

1.73ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG815690517

Shape and cutting style on the report: Emerald cut

Certificate IGI LG815690517

Diamond specifications and retailer prices

From $524 AUD
$368 USD
As of October 29, 2026
Save $5,655 AUD (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,178 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.73ct lab-grown emerald diamond

This 1.73ct 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 LG815690517 or 815690517. Listed at 19 retailers as of October 29, 2026, with prices from $524 to $6,178, a $5,655 spread on the same certified stone. Brilliant Earth lists it at $6,178. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815690517
Dimensions8.49 × 5.48 × 3.72 mm
L/W Ratio1.55
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.49 mm5.48 mm1.73 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815690517
Side View
Table 63.0%Crown 38.4°Girdle: MediumPavilion 43.6°Culet: LargeDepth 67.9%

Caratlytics Score

How it works →
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 29
Current: $6,178 AUD|Low: $524 AUD|High: $6,406 AUD|Avg: $1,641 AUD|-3.6%
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
October 31, 2026
Retailer 4$524 AUD
Retailer 12$780 AUD
Retailer 6$790 AUD
Retailer 8$996 AUD
Retailer 15$1,041 AUD
Retailer 3$1,055 AUD
Retailer 11$1,065 AUD
Retailer 5$1,357 AUD
Retailer 2$1,700 AUD
Retailer 9$1,841 AUD
Retailer 10$1,848 AUD
Retailer 14$1,854 AUD
Retailer 16$1,926 AUD
Retailer 13$2,198 AUD
Retailer 7$2,345 AUD
Brilliant Earth$6,178 AUD

20 data points across 16 retailers

19 retailers$524 AUD to $6,178 AUD

Retailer 1
-
$483 AUD
$339 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$524 AUD
$368 USD
View
Final sale: no returns
Retailer 3
-
$591 AUD
$415 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$780 AUD
$548 USD
View
A
Retailer 5
-
$790 AUD
$555 USD
View
Retailer 6
-
$996 AUD
ZAR 11,301 ZAR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$1,041 AUD
£576 GBP
View
A
Retailer 8
-
$1,055 AUD
€706 EUR
View
A
Retailer 9
-
$1,065 AUD
$748 USD
View
A
Retailer 10
-
$1,357 AUD
View
B+
Retailer 11
-
$1,700 AUD
$1,194 USD
View
B+
Retailer 12
-
$1,841 AUD
$1,293 USD
View
B+
Retailer 13
-
$1,848 AUD
$1,298 USD
View
B+
Retailer 14
-
$1,854 AUD
SGD 1,760 SGD
View
B+
Retailer 15
-
$1,926 AUD
$1,353 USD
View
B+
Retailer 16
-
$2,198 AUD
$1,544 USD
View
Retailer 17
-
$2,341 AUD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
$2,345 AUD
£1,297 GBP
View
Most Expensive
B
Brilliant Earth
20604516A · Oct 30
$6,178 AUD
$4,340 USD
View
18 more retailers have this diamond
Prices start from $524 AUDSave up to $5,655 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
1.73ct Emerald
$524 AUD