The Oris Altimeter Rega Limited Edition is an edition dedicated to REGA Switzerland's air rescue service.

• Grey plated steel case with coin edge pattern on the bezel inspired by a jet engine.
• Time & date controlling crown located on the case edge at the 2 o'clock position.
• Black dial with Rega logo in red at the 9 o'clock position.
• Luminous Arabic Numerals & index hour markers.
• Luminous hour and minute hand.
• Blackened central seconds hand with red tip.
• Date displayed at the 3 o'clock position.
• Mechanical altimeter & barometer:
• Patented altimeter adjusting & venting crown located on the case edge at the 4 o'clock position, when unscrewed a red ring is visible and the altimeter & barometer function are activated.
• Yellow hand altimeter gauge on the outer dial ring, measures on a scale of 0-15,000 Feet.
• Red hand ambient pressure gauge on the inner/lower dial ring, measures the ambient pressure pressure in hPa (hectopascal) which is metric measurement unit of pressure, commonly used to measure atmospheric pressure.
• Special engraved case back with the Rega logo and helicopter.
• Oris Caliber 733 base SW 200-1, beats at 28,800 vph, contains 26 Jewels & has an approximate power reserve of 38 hours.