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.

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