Casio Men's Wristwatch MTP-1335PD-1A clip on key rings Both the pyramid studs and

Both the pyramid studs and dome studs are 3/8" diameter

The unique 666 is a debossing effect

but this is actually known as debossing since the design is pushed down

set on a 1

the strap going from the bracelet to the O-ring measures 1/2" wide

Casio Men's Wristwatch MTP-1335PD-1A clip on key rings Both the pyramid studs andSuitable for all Leatherpunk aftermarket leather watch cuffs. This imported Casio is my personal favorite. Its European design is small, but loaded with features such as day of the week in English or Spanish, and day of the month. Hard to find in the States! Model : MTP 1335PD 1A Additional Features: 50 meter water resist, quartz movement, luminous minute hour hands, contrasting red second hand, L shaped link pins, durable mineral glass cover, high