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Emerald|Lab Grown|IGI

1.73ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG701503478

Shape and cutting style on the report: Emerald cut

Certificate IGI LG701503478

Diamond specifications and retailer prices

From €211 EUR
$236 USD
As of October 30, 2026
Save €1,301 EUR (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,513 EUR at Brilliant Earth · As of October 31, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG701503478 or 701503478. Listed at 15 retailers as of October 30, 2026, with prices from €211 to €1,513, a €1,301 spread on the same certified stone. Brilliant Earth lists it at €1,513. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG701503478
Dimensions8.35 × 5.70 × 3.80 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.35 mm5.70 mm1.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG701503478
Side View
Table 60.0%Crown 28.8°Girdle: MediumPavilion 41°Culet: LargeDepth 66.7%

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 30
Current: €1,513 EUR|Low: €203 EUR|High: €1,656 EUR|Avg: €605 EUR|-8.6%
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
November 1, 2026
Retailer 13€211 EUR
Retailer 5€237 EUR
Retailer 4€245 EUR
Retailer 3€262 EUR
Retailer 14€262 EUR
Retailer 12€354 EUR
Retailer 9€475 EUR
Retailer 6€495 EUR
Retailer 8€496 EUR
Retailer 11€669 EUR
Retailer 15€843 EUR
Retailer 7€890 EUR
Retailer 2€953 EUR
Retailer 10€1,053 EUR
Brilliant Earth€1,513 EUR

42 data points across 15 retailers

15 retailers€211 EUR to €1,513 EUR

A
Cheapest Retailer
-
€211 EUR
$236 USD
A
Retailer 2
-
€237 EUR
$265 USD
View
Final sale: no returns
A
Retailer 3
-
€245 EUR
$274 USD
View
A
Retailer 4
-
€262 EUR
$293 USD
View
Retailer 5
-
€262 EUR
$293 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€354 EUR
$395 USD
View
B+
Retailer 7
-
€475 EUR
View
B+
Retailer 8
-
€495 EUR
$553 USD
View
B+
Retailer 9
-
€496 EUR
£436 GBP
View
B+
Retailer 10
-
€669 EUR
$747 USD
View
B
Retailer 11
-
€843 EUR
$942 USD
View
B
Retailer 12
-
€890 EUR
$995 USD
View
B
Retailer 13
-
€953 EUR
$1,065 USD
View
B
Retailer 14
-
€1,053 EUR
£926 GBP
View
Most Expensive
B
Brilliant Earth
21312106A · Oct 31
€1,513 EUR
$1,690 USD
View
14 more retailers have this diamond
Prices start from €211 EURSave up to €1,301 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
€211 EUR