All buttons are metal, the upper part is brass, the lower eyelet is magnetic (14 large and 4 small), there is a tab under the collar (photo 7).
Tag size: EU 48, US and UK - M (see measurements).
Fabric: overcoat cloth (100% wool).
Colour: swiss feldgrau.
Year of production: 1946.
Manufacturer: Bern, Switzerland.
Weight: 2.27 kg.

Measurements:
Shoulder width: 46 cm/ 18.1 in.
Half chest girth: 55 cm/ 21.7 in.
Waist width: up to 59 cm/ 23.2 in, 2 buttons.
Sleeve length: 61 cm/ 24 in, (additionally turned up + 5 cm/ 2 in), sleeve width: 18 cm/ 7.1 in.
Product length: 109 cm/ 42.9 in.

I guarantee decency.
Worldwide shipping from Ukraine with tracking number.
Shipping time: 10-20 days. 
Good luck!