We have amidst us gamers who are obsessed. Be it any type and any medium, they will pounce at the chance of burying into a game until their fingers bleed. This watch is for such people, who are also interested in a rich taste. Ritmo Mvndo has unveiled a sliding puzzle game watch, which it claims is the most expensive. Prices for this unique product start from $3,500 and can climb as high as $20,000. If you need to find the time, you will obviously have to move around the tiles until you can make any good sense of it. This is plainly an accessory watch and comes in different colors and options. There is one available which even come studded with diamonds.