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Emerald|Lab Grown|IGI

1.59ct H SI1 Emerald Lab Grown Diamond

EX • H/SI1 • IGI LG605332820

Shape and cutting style on the report: Emerald cut

Certificate IGI LG605332820

Diamond specifications and retailer prices

From €243 EUR
As of November 6, 2026
Save €1,182 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,426 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.59ct lab-grown emerald diamond

This 1.59ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG605332820 or 605332820. Listed at 15 retailers as of November 4, 2026, with prices from €243 to €1,426, a €1,182 spread on the same certified stone. Brilliant Earth lists it at €1,426. 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

1.59
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605332820
Dimensions7.83 × 5.43 × 3.73 mm
L/W Ratio1.44
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
7.83 mm5.43 mm1.59 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605332820
Side View
Table 63.0%Crown 35.1°Girdle: Slightly ThickPavilion 40.9°Culet: LNGDepth 68.7%

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: Nov 6
Current: €1,426 EUR|Low: €208 EUR|High: €1,461 EUR|Avg: €650 EUR|-2.4%
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
November 5, 2026
Retailer 9€217 EUR
Retailer 14€243 EUR
Retailer 10€270 EUR
Retailer 12€270 EUR
Retailer 4€429 EUR
Retailer 8€449 EUR
Retailer 11€453 EUR
Retailer 13€562 EUR
Retailer 5€715 EUR
Retailer 7€870 EUR
Retailer 6€912 EUR
Retailer 2€1,078 EUR
Retailer 3€1,189 EUR
Brilliant Earth€1,426 EUR

24 data points across 14 retailers

15 retailers€243 EUR to €1,426 EUR

Retailer 1
-
€217 EUR
Price last confirmed 16 days ago
A
Retailer 2
-
€243 EUR
View
Final sale: no returns
Retailer 3
-
€252 EUR
View
Price last confirmed 17 days ago
Retailer 4
-
€270 EUR
View
Price last confirmed 16 days ago
Retailer 5
-
€270 EUR
View
Price last confirmed 21 days ago
Retailer 6
-
€449 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
€453 EUR
View
B+
Retailer 8
-
€562 EUR
View
B+
Retailer 9
-
€687 EUR
View
Retailer 10
-
€867 EUR
View
Price last confirmed 16 days ago
B+
Retailer 11
-
€870 EUR
View
B+
Retailer 12
-
€912 EUR
View
B+
Retailer 13
-
€1,078 EUR
View
B+
Retailer 14
-
€1,189 EUR
View
Most Expensive
B
Brilliant Earth
20602399A · Nov 4
€1,426 EUR
$1,600 USD
View
14 more retailers have this diamond
Prices start from €243 EURSave up to €1,182 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
1.59ct Emerald
€243 EUR