For Zenton B42 and B43 Brass:

The watch cases is made of  brass

Case back is made of stainless steel

double domed sapphire crystal

Rubber strap with matching brass buckle

For Zenton B43:

The bezel inlay on the 120 click unidirectional bezel is also sapphire

B42   brass petrol blue
TECHNICAL SPECIFICATIONS
Bezel diameter 42mm / Lug to lug 52mm /
Band 22mm / Height 15.5mm
500m water resistant

3.5 mm sapphire glass with inside ar coating
MOVEMENT: NH35
strong superluminova C3 on dial, hands

 

USD 349 including shipping
B43   brass petrol blue
TECHNICAL SPECIFICATIONS
Bezel diameter 43mm / Lug to lug 52mm /
Band 22mm / Height 16.3mm
500m water resistant
3.5 mm sapphire glass with inside ar coating
MOVEMENT: NH35
strong superluminova C3 on dial, hands and sapphire bezel
 
USD 399 including shipping