Box / Papers: Yes
Condition: Excellent
Strap has been previously sized.

• SW300-1
• Self-winding mechanism
• 25 bearing jewels
• 28,800 semi-oscillations per hour
• Seconds stop function
• Anti-magnetic as per DIN 8309
Case
• Case made of German Submarine Steel, bead-blasted
• Sapphire crystal glass in front, anti-reflective on both sides
• Case back screw-fastened
• Crown screwable
• Meet the technical requirements for waterproofness, as set out in standard DIN 8310
• Waterproof and pressure-resistant to 500 m diving depth (= 50 bar), certified by DNV
• According to the technical demands for the diving norm DIN 8306
• Tested based on European diving equipment standards EN 250 / EN14143 and certified by DNV
• Low pressure resistant
Functions
• Hours, minutes, seconds
• Date display
• Diver's bezel with minute ratcheting and luminous key mark
SINN Technologies
• Bezel with TEGIMENT Technology, therefore especially scratch-resistant
• Captive bezel
Dimensions and Weight
• Case diameter: 41 mm
• Band lug width: 20 mm
• Case thickness: 11.2 mm
• Weight without strap: 74 gramme
Dial and Hands
• Matte black dial
• Indices coated with luminescent colour
• Hour, minute and second hand coated with luminescent colour