The 3 small sub dials are just decorative, without functions. At 2 and 4 o'clock positions of two small buttons are decorative.This is VERY important. DURABLE WATCH MATERIAL: precise quartz movement, long life battery, stainless steel watch band and back cover, key scratch resistant mineral surface, safe fold over clasp, IP plating SOFT WATCH FOR MAN: The suitable watch weight and band width is comfortable to wear and use, smooth steel surface won't scratch your wrist or cloth at any case. Movement: Time Module quartz movement (Japan Made) Water resistant up to 30M (Suitable for daily use. Splash/rain resistant. NOT suitable for diving, swimming, snorkeling, water-related work).