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Emerald|Lab Grown|IGI

1.73ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG425067306

Shape and cutting style on the report: Emerald cut

Certificate IGI LG425067306

Diamond specifications and retailer prices

From €859 EUR
$960 USD
As of October 31, 2026
Save €3,583 EUR (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,442 EUR at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067306 or 425067306. Listed at 11 retailers as of October 29, 2026, with prices from €859 to €4,442, a €3,583 spread on the same certified stone. MOH London lists it at €4,442. 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

1.73
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle24.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067306
Dimensions7.79 × 5.76 × 3.97 mm
L/W Ratio1.35
Culet sizeLong
Cert comments
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Top View
7.79 mm5.76 mm1.73 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067306
Side View
Table 65.0%Crown 24.7°Girdle: MediumPavilion 41.6°Culet: LNGDepth 68.9%

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 31
Current: €4,442 EUR|Low: €859 EUR|High: €4,472 EUR|Avg: €2,279 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2€859 EUR
Retailer 6€1,334 EUR
Retailer 11€1,451 EUR
Retailer 12€1,494 EUR
Retailer 7€1,548 EUR
Retailer 10€1,548 EUR
Retailer 13€1,701 EUR
Retailer 4€2,103 EUR
Retailer 8€2,438 EUR
Retailer 3€2,808 EUR
Retailer 9€2,900 EUR
Retailer 5€4,430 EUR
MOH London€4,442 EUR

17 data points across 13 retailers

11 retailers€859 EUR to €4,442 EUR

A
Cheapest Retailer
-
€859 EUR
$960 USD
B
Retailer 2
-
€1,334 EUR
$1,490 USD
View
B
Retailer 3
-
€1,451 EUR
$1,621 USD
View
B
Retailer 4
-
€1,494 EUR
$1,669 USD
View
Final sale: no returns
B
Retailer 5
-
€1,548 EUR
$1,729 USD
View
Retailer 6
-
€1,548 EUR
$1,729 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
€1,701 EUR
$1,900 USD
View
B
Retailer 8
-
€2,438 EUR
$2,724 USD
View
B
Retailer 9
-
€2,808 EUR
$3,137 USD
View
B
Retailer 10
-
€2,900 EUR
$3,240 USD
View
Most Expensive
B
MOH London
LG425067306 · Oct 29
€4,442 EUR
£3,908 GBP
View
10 more retailers have this diamond
Prices start from €859 EURSave up to €3,583 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
€859 EUR