The Luminox Master Carbon SEAL series won't weigh down your wrist with its Carbonox case that is 6 times lighter than steel. Featuring a screw down crown and case box to ensure 990 feet water resistance, unidirectional rotating bezel with protected color light tube at 12:00, chronograph movement, and self-powered illumination.

• Ultra-lightweight 40% Carbon Compound case with 316L stainless steel screw down crown and case back
• Ultra-lightweight 40% Carbon Compound unidirectional ratcheting bezel fitted with colored light tube at 12:00Anti-reflective sapphire crystal
• Multi jewel Swiss quartz movement
• Luminox self-powered illumination, constant glow for up to 25 years
• Black rubber strap with brushed stainless steel signature buckle
• 300M water resistance (990 feet), individually tested
• Case width: 46mm (approximately 1 13/16")