Unimatic's new chronograph, with professional-grade diving specs, boasts something new beneath the signature dial.

the dial is protected by a sapphire crystal. The automatic mechanical movement has a lengthy power reserve of up to 72 hours, meaning it can be left unworn for three full days without losing time.

The Seamaster Diver 300M 007 Edition was worn by Craig ... Chronometer Calibre 8806 within the 42mm case with its domed sapphire crystal and oxalic anodised aluminium bezel ring.

The new Chronomaster Triple Calendar is housed in a 38-mm 18k rose gold case with a box sapphire crystal ... s first commercially available dive watches, the Blancpain Fifty Fathoms is a mainstay ...

This is a lot of watch for the money. It’s a stainless steel diver from Seiko, complete with a unidirectional rotating bezel (with blue and red ‘Pepsi’-style colour, no less), 200 metres of water ...

Instead, the entire sapphire dial rotates to track elapsed time, with the indices remaining fixed in X1 Super-LumiNova on the underside of the crystal. The Bluefin Diver won the “Watch Oscar” for Best ...

Like the 007 editions, the updated Seamasters have a mesh bracelet, a clean dial that excises the date window, and an elegantly domed sapphire crystal ... Diver 300 with a burgundy dial, a watch ...

Details like time-zone crossing capabilities and LumiBrite hands and markers up the convenience, while a 100-meter water resistance lets you shower, swim, or even dive with the timepiece.

I stand by that. The Timex Deepwater Reef 200 Titanium Automatic is just what it sounds like: a titanium dive watch powered by an automatic movement (from Miyota) and water-resistant to 200m. It also ...