Ball NM9050C-S1-BK Roadmaster Perserverer 40mm Black Dial Automatic

Movement: Automatic 

Shock Resistance: 5,000Gs with Amortiser® anti-shock system

Water Resistance: 100m

Anti-Magnetism: 4,800 A/m

Night Visibility: 16 micro gas tubes on hands and dial

Dial Color: Black

Bracelet: 904L stainless steel

Case Size: 40mm diameter, 12mm height

Weight: Approx. 130g

Case Material: 904L stainless steel

Case Back: Sapphire crystal, transparent

Crystal: Anti-reflective sapphire

Crown: Screwed-in crown

Lug Width: 20mm

Lug To Lug: 44.5mm

Functions:

• Hours
• Minutes
• Sweep seconds
• Magnified date