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Emerald|Lab Grown|IGI

5.09ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG663411917

Shape and cutting style on the report: Emerald cut

Certificate IGI LG663411917

Diamond specifications and retailer prices

From €541 EUR
$604 USD
As of October 27, 2026
Save €3,478 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,019 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 5.09ct lab-grown emerald diamond

This 5.09ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG663411917 or 663411917. Listed at 20 retailers as of October 27, 2026, with prices from €541 to €4,019, a €3,478 spread on the same certified stone. Brilliant Earth lists it at €4,019. 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

5.09
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG663411917
Dimensions11.37 × 8.13 × 5.58 mm
L/W Ratio1.40
Culet sizeLong
Top View
11.37 mm8.13 mm5.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG663411917
Side View
Table 66.0%Crown 36.1°Girdle: MediumPavilion 41°Culet: LNGDepth 68.6%

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: Oct 27
Current: €4,019 EUR|Low: €519 EUR|High: €4,144 EUR|Avg: €1,376 EUR|-1.3%
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
Retailer 16
October 29, 2026
Retailer 13€541 EUR
Retailer 7€605 EUR
Retailer 4€606 EUR
Retailer 3€670 EUR
Retailer 15€670 EUR
Retailer 12€788 EUR
Retailer 14€900 EUR
Retailer 2€1,023 EUR
Retailer 9€1,043 EUR
Retailer 6€1,054 EUR
Retailer 11€1,458 EUR
Retailer 8€1,503 EUR
Retailer 16€1,764 EUR
Retailer 5€2,119 EUR
Retailer 10€2,916 EUR
Brilliant Earth€4,019 EUR

39 data points across 16 retailers

20 retailers€541 EUR to €4,019 EUR

A
Cheapest Retailer
-
€541 EUR
$604 USD
A
Retailer 2
-
€605 EUR
$676 USD
View
Final sale: no returns
A
Retailer 3
-
€606 EUR
$677 USD
View
Retailer 4
-
€670 EUR
$749 USD
View
Price last confirmed 17 days ago
Retailer 5
-
€670 EUR
$749 USD
View
Price last confirmed 8 days ago
Retailer 6
-
€788 EUR
$880 USD
View
Price last confirmed 5 days ago
B+
Retailer 7
-
€900 EUR
$1,005 USD
View
B+
Retailer 8
-
€1,023 EUR
View
B+
Retailer 9
-
€1,043 EUR
£918 GBP
View
B+
Retailer 10
-
€1,054 EUR
$1,177 USD
View
Retailer 11
-
€1,458 EUR
$1,629 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
€1,503 EUR
$1,680 USD
View
Retailer 13
-
€1,602 EUR
$1,790 USD
View
Price last confirmed 34 days ago
B
Retailer 14
-
€1,764 EUR
$1,971 USD
View
B
Retailer 15
-
€2,119 EUR
SGD 3,199 SGD
View
B
Retailer 16
-
€2,120 EUR
$2,368 USD
View
B
Retailer 17
-
€2,168 EUR
$2,423 USD
View
B
Retailer 18
-
€2,726 EUR
$3,045 USD
View
B
Retailer 19
-
€2,916 EUR
£2,565 GBP
View
Most Expensive
B
Brilliant Earth
17550592A · Oct 28
€4,019 EUR
$4,490 USD
View
19 more retailers have this diamond
Prices start from €541 EURSave up to €3,478 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
5.09ct Emerald
€541 EUR