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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 €329 EUR
$368 USD
As of October 29, 2026
Save €3,555 EUR (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,885 EUR 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 €329 to €3,885, a €3,555 spread on the same certified stone. Brilliant Earth lists it at €3,885. 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: €3,885 EUR|Low: €329 EUR|High: €4,028 EUR|Avg: €1,032 EUR|-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€329 EUR
Retailer 12€491 EUR
Retailer 6€497 EUR
Retailer 8€626 EUR
Retailer 15€655 EUR
Retailer 3€664 EUR
Retailer 11€670 EUR
Retailer 5€853 EUR
Retailer 2€1,069 EUR
Retailer 9€1,157 EUR
Retailer 10€1,162 EUR
Retailer 14€1,166 EUR
Retailer 16€1,211 EUR
Retailer 13€1,382 EUR
Retailer 7€1,474 EUR
Brilliant Earth€3,885 EUR

20 data points across 16 retailers

19 retailers€329 EUR to €3,885 EUR

Retailer 1
-
€303 EUR
$339 USD
Price last confirmed 39 days ago
A
Retailer 2
-
€329 EUR
$368 USD
View
Final sale: no returns
Retailer 3
-
€371 EUR
$415 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
€491 EUR
$548 USD
View
A
Retailer 5
-
€497 EUR
$555 USD
View
Retailer 6
-
€626 EUR
ZAR 11,301 ZAR
View
Price last confirmed 7 days ago
A
Retailer 7
-
€655 EUR
£576 GBP
View
A
Retailer 8
-
€664 EUR
View
A
Retailer 9
-
€670 EUR
$748 USD
View
A
Retailer 10
-
€853 EUR
A$1,466 AUD
View
B+
Retailer 11
-
€1,069 EUR
$1,194 USD
View
B+
Retailer 12
-
€1,157 EUR
$1,293 USD
View
B+
Retailer 13
-
€1,162 EUR
$1,298 USD
View
B+
Retailer 14
-
€1,166 EUR
SGD 1,760 SGD
View
B+
Retailer 15
-
€1,211 EUR
$1,353 USD
View
B+
Retailer 16
-
€1,382 EUR
$1,544 USD
View
Retailer 17
-
€1,472 EUR
A$2,530 AUD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
€1,474 EUR
£1,297 GBP
View
Most Expensive
B
Brilliant Earth
20604516A · Oct 30
€3,885 EUR
$4,340 USD
View
18 more retailers have this diamond
Prices start from €329 EURSave up to €3,555 EUR

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
€329 EUR