Casio F-91W-1YER gents black resin watch has a stainless steel back and a Black and digital dial.
The black resin strap measures 15mm wide.

Specification:

• Warranty: Official Casio 2 Year International Warranty
• Gender: Male
• Case Material: Steel Back / Resin Case
• Strap: Chrome Finish
• Clasp: Buckle
• Dial Colour: Black/Digital
• Water Resistant: 30m - Splash Proof
• Movement: Quartz
• Case Width: 34mm
• Case Depth: 8mm
• Screw Down Crown: No
• Screw Down Case Back: N0
• Packaging: Official Casio Presentation Box. Instruction & Warranty Booklets
• Model Number: F-91W-1YER
• RRP: £17.50

Technical Specification:
12/24 Hour Time, Calendar - Month, Day, Day of Week, Alarm - Daily Alarm and Hourly Time Signal and Stopwatch (up to 1 Hour)