Ball DM3150B-S13J-BE Roadmaster Challenger Moonphase Blue Dial 43mm

Caliber: BALL RR1801

Movement: Automatic 

Limited Edition: 1000

Weight: Approx. 190g

Case Diameter: Ø 43mm

Case Height: 14.4mm

Water Resistance: 300m/1000ft

Anti-Magnetism: 4,800A/m

Micro Gas Tubes: 30 micro gas tubes on hour, minute and second hands, dial and bezel for night reading capability

Case Material: Stainless Steel

Bezel: Unidirectional rotating ceramic bezel with gas tube inset, markings illuminated by Super LumiNova

Case Back: Sapphire crystal transparent case back

Crown: Screwed-in crown

Crystal: Anti-reflective sapphire crystal

Dial Color: Blue

Bracelet: Stainless steel bracelet with folding buckle

Lug Width: 21mm

Lug to Lug: Approx. 50.8mm

Functions:

• Micro gas tubes illuminated moon phase indication
  
• Hours, minutes, sweep seconds, magnified date
  
• 5,000Gs shock resistance
  
• SpringLOCK® patented hairspring anti-shock system
  
• SpringSEAL® patented regulator anti-shock system