Whether the product parameter is a classic model: No...Brand name: Other brands... Product display TM-515011 TechnoMarine Reef series brings active time to a new height. Ready to race but ready for a night on the town, the timepieces in this collection are designed with fearless design elements that reflect the inner workings of each model. For palpable impact, the TechnoMarine Reef collection has been stepped up every possible time. Technical Data Case Size: 46mm Water Resistance: 500m Calendar Function: Date Crown Type: Screw Down Movement Type: Quartz Movement Origin: Swiss Band Length: 210mm Material Crystal Type: Sapphire Band Material: Silicone Case Material: Stainless Steel ,aluminum