case
stainless steel (surgical): brushed, satinized, polished surfaces
dimensions
41.3 mm diameter (bezel end to bezel end)
45.8 mm diameter overall (bezel end to crown end
50.8 mm length overall (lug end to lug end)
20 mm lug width (between lugs measures strap width)
15.3 mm height overall
crystal synthetic sapphire domed, anti reflective (inside only) extra thick
crown screw locked signed
push pieces screw locked
bezel rotating, bi directional 24 hour scale
back stainless steel (surgical) plane screw locked
ratings waterproof (30 atm/1,000 ft with crown and push pieces locked) (3 atm/100 ft with crown unlocked) antimagnetic shock resistant pressure proof to 30 atmospheres

movement K.715 (base caliber ETA 7750) Swiss made chronograph mechanism
winding automatic mechanism
jewels 28
balance Glucydur
mainspring Nivarox 1
decoration skeletonized rotor, gold plated  engraved & signed
functions
hours, minutes, seconds chronograph hours, minutes, seconds GMT AM/PM indicator for local time (world novelty) date
other 42 hours power reserve

weight (including bracelet) 192.5 g.