The Ball CM3090C-S1J-GY Fireman Storm Chaser Pro is a men's automatic chronograph watch known for its durability and unique micro gas tube illumination. 

• Movement: Automatic mechanical, Ball Caliber RR1402 (based on Swiss ETA Valjoux 7750)
• Functions: Hours, minutes, small seconds, chronograph (12-hour, 30-minute, and 60-second registers), day, and date display
• Case Material: Solid stainless steel (AISI 316L)
• Case Diameter: 42.00 mm
• Case Thickness: 15.65 mm
• Case Back: Screw-down style with an observation crystal (exhibition caseback)
• Dial Color: Grey with black sub-dials and orange accents
• Crystal: Anti-reflective sapphire crystal 
• Water Resistance: 100 meters (330 feet), suitable for swimming and shallow snorkeling
• Bezel: Stainless steel with a telemeter scale
• Band: Stainless steel bracelet with a hidden deployant (butterfly) clasp
• Luminescence: 18 micro gas light (3H) tubes on the hour, minute, second hands, and dial markers for continuous night reading capability
• Shock Resistance: 5,000 Gs