The BR-X1Black Titanium

This is a truly cool offering from Bell & Ross and as such, is limited to 250 pieces.

Courtesy of Bell & Ross

The measures 45 mm and is constructed of titanium and ceramic with rubber inserts.

The movement is the BR-CAL.313.  This is a self-winding, mechanical movement.  Hours, minutes, seconds, date and chronograph function.

This is pretty dope!

Here are the pertinents, straight from the source -

Technical specifications

Movement -
calibre BR-CAL.313. Automatic mechanical.
‘X’-shaped upper bridge. 56 jewels, 28,800 vph.
Skeleton chronograph.

Functions -
hours, minutes, small seconds at 3 o’clock.
Skeleton date at 6 o’clock.
Chronograph: 30-min timer at 9 o’clock,
central chronograph seconds.

Case -
45 mm in diameter. Titanium and ceramic with
rubber inserts. Rocker push-buttons.
Back with opening in tinted sapphire crystal,
centered on the balance.

Dial -
grey-tinted sapphire crystal. Metal applique
Superluminova®-filled indices. Metal skeleton
Superluminova®-filled hour and minute hands.

Crystal -
anti-reflective sapphire.

Water-resistance -
100 meters

Strap -
woven black rubber

Buckle -
pin. Steel with Rubber insert.