Samsung has come out with its special watch called the Galaxy gear and is available at Amazon from 4th of October. Apple is also coming out with its watch so this one is definitely worth a buy till Apple comes out. Samsung watch works with your Samsung galaxy phones. It is definitely better than the Sony watch which canme out earlier.
Here are the basic features of the Samsung galaxy gear watch
800 MHz processor
1.63 inch (41.4mm) Super AMOLED (320 x 320)
Standard battery, Li-ion 315mAh
4GB Internal memory ＋ 512 MB (RAM)
Also when buying this watch you should also but the special protector otherwise it will get scratches etc.
Skinomi has another product that will be for protection with features like
Compatible with Samsung Galaxy Gear
Virtually indestructible film with unmatched “invisible” screen clarity
Made from the same film material used to protect military aircraft
Smooth, non-sticky surface with patented layer of UV protection to prevent “yellowing”
Manufacturer Lifetime Replacements