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Emerald|Lab Grown|IGI

1.20ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG605335110

Shape and cutting style on the report: Emerald cut

Certificate IGI LG605335110

Diamond specifications and retailer prices

From €437 EUR
As of November 5, 2026
Save €178 EUR (29%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €615 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.2ct lab-grown emerald diamond

This 1.2ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG605335110 or 605335110. Listed at 2 retailers as of November 4, 2026, with prices from €437 to €615, a €178 spread on the same certified stone. Brilliant Earth lists it at €615. 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

1.20
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605335110
Dimensions8.03 × 4.76 × 3.15 mm
L/W Ratio1.69
Culet sizeLarge
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
8.03 mm4.76 mm1.20 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605335110
Side View
Table 60.0%Crown 34°Girdle: MediumPavilion 38.4°Culet: LargeDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €615 EUR|Low: €437 EUR|High: €615 EUR|Avg: €538 EUR
Brilliant Earth
Retailer 2
Retailer 3
December 30, 2025
Retailer 2€437 EUR
Retailer 3€543 EUR
Brilliant Earth€615 EUR

6 data points across 3 retailers

2 retailers€437 EUR to €615 EUR

A
Cheapest Retailer
-
€437 EUR
Most Expensive
B+
Brilliant Earth
13742348A · Nov 4
€615 EUR
$690 USD
View
1 more retailer has this diamond
Prices start from €437 EURSave up to €178 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
1.20ct Emerald
€437 EUR