FS: Speedmaster Professional 311.30.42.30.01.005

Specs-

Case:

• Material: Stainless steel
• Diameter: 42mm
• Thickness: 13mm (14mm including the Seahorse medallion)
• Lug-to-lug: 48mm
• Crystal: Hesalite (plexiglass)
• Bezel: Black with tachymeter scale
• Water Resistance: 50 meters / 5 bar

Dial:

• Color: Black
• Markers: Index
• Subdials: Small seconds, 30-minute recorder, and 12-hour recorder
• Luminescence: Luminous hands and hour markers

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FS: Speedmaster Professional 311.30.42.30.01.005