Emerald|Lab Grown|IGI

15.09ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG594334057

Shape and cutting style on the report: Emerald cut

Certificate IGI LG594334057

Diamond specifications and retailer prices

From €2,001 EUR
$2,235 USD
As of October 31, 2026
Save €5,984 EUR (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €7,984 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.09ct lab-grown emerald diamond

This 15.09ct lab-grown emerald sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG594334057 or 594334057. Listed at 10 retailers as of October 31, 2026, with prices from €2,001 to €7,984, a €5,984 spread on the same certified stone. Brilliant Earth lists it at €7,984. 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

15.09
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594334057
Dimensions16.68 × 11.51 × 7.76 mm
L/W Ratio1.45
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
16.68 mm11.51 mm15.09 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594334057
Side View
Table 64.0%Crown 35.5°Girdle: MediumPavilion 39.1°Culet: LNGDepth 67.4%

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: €7,984 EUR|Low: €1,674 EUR|High: €8,235 EUR|Avg: €3,272 EUR|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8€1,674 EUR
Retailer 6€1,850 EUR
Retailer 2€2,001 EUR
Retailer 7€2,514 EUR
Retailer 5€2,902 EUR
Retailer 3€3,008 EUR
Retailer 4€3,111 EUR
Brilliant Earth€7,984 EUR

19 data points across 8 retailers

10 retailers€2,001 EUR to €7,984 EUR

Retailer 1
-
€1,595 EUR
$1,782 USD
Price last confirmed 40 days ago
Retailer 2
-
€1,735 EUR
$1,938 USD
View
Price last confirmed 37 days ago
Retailer 3
-
€1,824 EUR
$2,038 USD
View
Price last confirmed 35 days ago
Retailer 4
-
€1,850 EUR
$2,067 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
€2,001 EUR
$2,235 USD
View
A
Retailer 6
-
€2,514 EUR
$2,809 USD
View
B+
Retailer 7
-
€2,902 EUR
$3,242 USD
View
A
Retailer 8
-
€3,008 EUR
View
A
Retailer 9
-
€3,111 EUR
$3,476 USD
View
Most Expensive
B+
Brilliant Earth
7881683A · Oct 31
€7,984 EUR
$8,920 USD
View
9 more retailers have this diamond
Prices start from €2,001 EURSave up to €5,984 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
15.09ct Emerald
€2,001 EUR