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Emerald|Lab Grown|IGI

3.78ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG577365694

Shape and cutting style on the report: Emerald cut

Certificate IGI LG577365694

Diamond specifications and retailer prices

From €448 EUR
$500 USD
As of October 30, 2026
Save €2,665 EUR (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,112 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.78ct lab-grown emerald diamond

This 3.78ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577365694 or 577365694. Listed at 19 retailers as of October 30, 2026, with prices from €448 to €3,112, a €2,665 spread on the same certified stone. Blue Nile lists it at €3,112. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.78
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577365694
Dimensions10.57 × 7.32 × 4.84 mm
L/W Ratio1.44
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
10.57 mm7.32 mm3.78 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577365694
Side View
Table 65.0%Crown 36°Girdle: MED-STKPavilion 39.2°Culet: LNGDepth 66.1%

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 30
Current: €3,112 EUR|Low: €377 EUR|High: €4,574 EUR|Avg: €1,281 EUR|-0.0%
Blue Nile
Retailer 2
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Retailer 21
October 31, 2026
Retailer 12€439 EUR
Retailer 7€448 EUR
Retailer 19€501 EUR
Retailer 3€556 EUR
Retailer 5€556 EUR
Retailer 13€680 EUR
Retailer 16€769 EUR
Retailer 10€863 EUR
Retailer 11€903 EUR
Retailer 2€924 EUR
Retailer 20€1,182 EUR
Retailer 17€1,206 EUR
Retailer 4€1,240 EUR
Retailer 14€1,323 EUR
Retailer 21€1,433 EUR
Retailer 6€1,461 EUR
Retailer 9€1,809 EUR
Retailer 8€2,060 EUR
Retailer 18€2,321 EUR
Retailer 15€3,016 EUR
Blue Nile€3,112 EUR

40 data points across 21 retailers

19 retailers€448 EUR to €3,112 EUR

A
Cheapest Retailer
-
€448 EUR
$500 USD
A
Retailer 2
-
€501 EUR
$560 USD
View
Retailer 3
-
€556 EUR
$621 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
€556 EUR
$621 USD
View
A
Retailer 5
-
€680 EUR
$760 USD
View
A
Retailer 6
-
€769 EUR
View
B+
Retailer 7
-
€863 EUR
$964 USD
View
A
Retailer 8
-
€903 EUR
$1,009 USD
View
A
Retailer 9
-
€924 EUR
£813 GBP
View
Retailer 10
-
€1,182 EUR
A$2,031 AUD
View
Price last confirmed 11 days ago
A
Retailer 11
-
€1,206 EUR
ZAR 21,762 ZAR
View
A
Retailer 12
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€1,240 EUR
$1,385 USD
View
B+
Retailer 13
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€1,433 EUR
$1,601 USD
View
B+
Retailer 14
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€1,461 EUR
$1,632 USD
View
B+
Retailer 15
-
€1,809 EUR
$2,021 USD
View
B
Retailer 16
-
€2,060 EUR
$2,301 USD
View
B
Retailer 17
-
€2,321 EUR
£2,042 GBP
View
B
Retailer 18
-
€3,016 EUR
$3,370 USD
View
Most Expensive
B
Blue Nile
25255897 · Oct 31
€3,112 EUR
$3,477 USD
View
18 more retailers have this diamond
Prices start from €448 EURSave up to €2,665 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
3.78ct Emerald
€448 EUR