Vulcain Aviator GMT

Model 100508.030L, 18K pink gold, silver dial and alligator strap.
Powered by the Cricket alarm caliber, with hour, minute, seconds, alarm and world time functions. The world time display indicating the time in 24 cities around the world is activated by a crown at 4 o'clock. The 42 mm. diameter case has a triple case-back acting as a resonance chamber and ensuring water-resistance to 100 meters.

http://www.vulcain-watches.ch/

Vulcain Imperial Gong

First wristwatch with alarm caliber and tourbillion. Alarm tourbillion hand-winding Vulcain caliber V-30. 26 jewels. Power-reserve of 130 hours. Hammer visible at 12o’clock, polished and entirely hand-chamfered. Cathedral type gong. Functions: Hour, minute, seconds, alarm (gong 15 seconds). 21’600 vibrations per hour. 18K rose gold. Domes shape sapphire crystal, glareproofed on both sides. Case diameter 43.30mm. Height 13.43mm. Water-resistance to 30 meters Hand-stitched black Louisiana alligator strap with 18K gold buckle.

http://www.vulcain-watches.ch