The Baume & Mercier Riviera 10688 is a luxury Swiss automatic sports watch featuring a 42 mm stainless steel case and a blue sunburst dial. 
Case & Design
Diameter: 42 mm
Thickness: 10.66 mm
Case Material: Stainless steel (satin-polished)
Bezel: Dodecagonal (12-sided) stainless steel with four black screws
Crystal: Scratch-resistant sapphire crystal (front and exhibition case back)
Water Resistance: 100 meters / 10 ATM 
Dial & Hands
Color: Satin blue with a sunburst finish
Indexes: Roman numerals and indexes
Hands: Grey alpha/triangle hands with Superluminova (Grade X1 Blanc C1)
Functions: Hours, minutes, central seconds, and date display at 3 o'clock 
Movement
Type: Swiss-made automatic, self-winding
Caliber: Baume & Mercier BM 11200 / Sellita SW200-1 base
Power Reserve: 38 hours
Frequency: 28,800 vph / 4.0 Hz
Jewels: 26 
Strap
Material: Blue rubber strap with an adjustable triple-folding safety buckle
Interchangeable: Yes, features a self-interchangeable strap system