There are also raised titanium bumps at the 5, 15, 25, 35, 45, and 55 minute positions. The movement of the bezel is remarkably solid. It's tight, but in a good and solid way, and it clicks and secures its position as you rotate it every 30 seconds. I can't imagine how hard you'd have to bump the bezel to move it inadvertently. Luminescent hour markers and hands. Even after 7 years, Seiko's LumiBrite paint is extremely bright, the Audemars Piguet Royal Oak Offshore With Black Rubber AP026 Watches very legible in any conditions. Water-resistant to 200 meters, or about 650 feet. Or at least it was at one time. This watch is old enough that it really needs to be serviced (in Japan) to ensure that it is still watertight. The Seiko Scubamaster Kinetic Stingray is no longer available, and hasn't been for some time. And when it was available, it was only available in Japan. No wonder it was so difficult to find.
iver extension. Many Audemars Piguet Royal Oak Offshore With Black Rubber AP026 Watches have diver extensions which allow you to increase the size of the bracelet so that it will fit over a wetsuit. The Seiko Scubamaster's extension has a very unique design, however. It is released by pushing back on the fold-down clasp lock, then it slides out from the clasp to a length of 2.5 cm, or about 1 inch. That means the size of the bracelet can be increased by 1 inch without ever even having to take the Audemars Piguet Royal Oak Offshore With Black Rubber AP026 Watches off. You then slide the extension back into the clasp to adjust it down to precisely the right size. The most amazing part of the diver extension is that it doesn't seem to add any bulk to the clasp at all. In fact, if you didn't know where to look, you'd never even know it was there. Unidirectional rotating bezel. The bezel on the Scubamaster is also probably the best I've ever seen. First of all, it is anodized blue with the numbers and minute markers actually engraved and inlaid in white. They are very easy to read, and very well protected.
