The Nikky represents the literal concept of thinking outside the box

including a mother-of-pearl dial overlaid with sapphire crystal

Rado Watches True Round Automatic Open Heart R27108112

Screw-Back Case

Iconic semispherical metal rivets on front

Seiko Watches 5 Sports SRPK20 Crystalline The Nikky represents the literalSeiko Watches 5 Sports SRPK20 Seiko 5 Sports U. S. Special Creation. Adding new richness to classic sport dress design, this stylish watch delivers all day versatility with a cutting edge. Providing automatic technology that you control with every movement, this dynamic timepiece is powered by a 24 jewel movement that beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 41 hours and manual winding capability.