Water-resistance is an ocean-ready 300 meters, both feature sapphire crystals upfront and mineral display case backs, and both sizes link use an Oris 733 automatic movement. Based on a Sellita SW200-1, this Oris-decorated movement ticks at 4 Hz and offers a power reserve of about 38 hours. Visible through the display caseback, Oris has added its usual red-accented and signed winding rotor.