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Emerald|Lab Grown|IGI

3.66ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG621431858

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621431858

Diamond specifications and retailer prices

From €313 EUR
$351 USD
As of October 27, 2026
Save €2,460 EUR (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,773 EUR at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.66ct lab-grown emerald diamond

This 3.66ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621431858 or 621431858. Listed at 10 retailers as of October 27, 2026, with prices from €313 to €2,773, a €2,460 spread on the same certified stone. Do Amore Diamonds lists it at €2,773. 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

3.66
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621431858
Dimensions10.51 × 7.14 × 4.83 mm
L/W Ratio1.47
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
10.51 mm7.14 mm3.66 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621431858
Side View
Table 66.0%Crown 36.6°Girdle: MediumPavilion 41.5°Culet: LargeDepth 67.6%

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: €2,773 EUR|Low: €313 EUR|High: €3,014 EUR|Avg: €1,261 EUR|-8.0%
Do Amore Diamonds
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
October 28, 2026
Retailer 10€313 EUR
Retailer 8€363 EUR
Retailer 3€375 EUR
Retailer 5€565 EUR
Retailer 11€623 EUR
Retailer 2€624 EUR
Retailer 4€807 EUR
Retailer 9€1,137 EUR
Retailer 12€1,172 EUR
Retailer 13€1,376 EUR
Retailer 7€1,675 EUR
Retailer 14€2,398 EUR
Retailer 6€2,624 EUR
Do Amore Diamonds€2,773 EUR

23 data points across 14 retailers

10 retailers€313 EUR to €2,773 EUR

A
Cheapest Retailer
-
€313 EUR
$351 USD
A
Retailer 2
-
€363 EUR
$407 USD
View
Retailer 3
-
€623 EUR
$699 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€624 EUR
$700 USD
View
Price last confirmed 5 days ago
Retailer 5
-
€1,137 EUR
$1,275 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€1,172 EUR
$1,314 USD
View
Retailer 7
-
€1,376 EUR
$1,543 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
€1,675 EUR
£1,479 GBP
View
B
Retailer 9
-
€2,398 EUR
$2,690 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-28B3EAC4A · Oct 28
€2,773 EUR
$3,110 USD
View
9 more retailers have this diamond
Prices start from €313 EURSave up to €2,460 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
3.66ct Emerald
€313 EUR