CASIO Timeless Collection watches stand for modern watch technology in an appealing design. They impress with their sophisticated functions and the variety of models, colors, materials and styles. Most watches from the CASIO Timeless Collection series are tested for water resistance up to 10 bar.CASIO Timeless Collection watches stand for modern watch technology in an appealing design. They impress with their sophisticated functions and the variety of models, colors, materials and styles. Most watches from the CASIO Timeless Collection series are tested for water resistance up to 10 bar.