Marquise|Lab Grown|IGI

3.05ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG843676083

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843676083

Diamond specifications and retailer prices

From €356 EUR
$398 USD
As of October 29, 2026
Save €380 EUR (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,817 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843676083 or 843676083. Listed at 3 retailers as of October 27, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.05
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843676083
Dimensions14.35 × 7.60 × 4.91 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.35 mm7.60 mm3.05 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843676083
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €1,817 EUR|Low: €356 EUR|High: €1,817 EUR|Avg: €1,050 EUR
Rare Carat
Retailer 2
Retailer 3
October 27, 2026
Retailer 2€356 EUR
Retailer 3€736 EUR
Rare Carat€1,817 EUR

17 data points across 3 retailers

3 retailers€356 EUR to €736 EUR

A
Cheapest Retailer
-
€356 EUR
$398 USD
Final sale: no returns
A
Retailer 2
-
€736 EUR
£647 GBP
View
Most Expensive
Rare Carat
843676083 · Oct 21
€1,817 EUR
$2,030 USD
View
Price last confirmed 11 days ago
2 more retailers have this diamond
Prices start from €356 EURSave up to €380 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
3.05ct Marquise
€356 EUR