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Emerald|Lab Grown|IGI

4.05ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG621422294

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621422294

Diamond specifications and retailer prices

From €409 EUR
$457 USD
As of November 2, 2026
Save €2,419 EUR (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,828 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.05ct lab-grown emerald diamond

This 4.05ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621422294 or 621422294. Listed at 14 retailers as of November 2, 2026, with prices from €409 to €2,828, a €2,419 spread on the same certified stone. Brilliant Earth lists it at €2,828. 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

4.05
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621422294
Dimensions10.52 × 7.53 × 5.12 mm
L/W Ratio1.40
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
10.52 mm7.53 mm4.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621422294
Side View
Table 62.0%Crown 38.1°Girdle: MediumPavilion 39.8°Culet: LNGDepth 68.0%

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 2
Current: €2,828 EUR|Low: €335 EUR|High: €2,909 EUR|Avg: €1,105 EUR|-2.8%
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 2, 2026
Retailer 14€409 EUR
Retailer 10€458 EUR
Retailer 3€508 EUR
Retailer 12€508 EUR
Retailer 7€636 EUR
Retailer 8€732 EUR
Retailer 4€795 EUR
Retailer 2€840 EUR
Retailer 5€877 EUR
Retailer 11€1,363 EUR
Retailer 13€1,630 EUR
Retailer 9€1,872 EUR
Retailer 6€2,669 EUR
Brilliant Earth€2,828 EUR

37 data points across 14 retailers

14 retailers€409 EUR to €2,828 EUR

A
Cheapest Retailer
-
€409 EUR
$457 USD
A
Retailer 2
-
€458 EUR
$512 USD
View
Retailer 3
-
€508 EUR
$567 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
€508 EUR
$567 USD
View
B+
Retailer 5
-
€636 EUR
$710 USD
View
A
Retailer 6
-
€732 EUR
View
B+
Retailer 7
-
€795 EUR
$888 USD
View
A
Retailer 8
-
€840 EUR
£739 GBP
View
B+
Retailer 9
-
€877 EUR
$980 USD
View
B
Retailer 10
-
€1,363 EUR
$1,523 USD
View
B
Retailer 11
-
€1,630 EUR
$1,821 USD
View
B
Retailer 12
-
€1,872 EUR
£1,647 GBP
View
B
Retailer 13
-
€2,669 EUR
$2,982 USD
View
Most Expensive
B
Brilliant Earth
9328771A · Nov 2
€2,828 EUR
$3,160 USD
View
13 more retailers have this diamond
Prices start from €409 EURSave up to €2,419 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
4.05ct Emerald
€409 EUR