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MARTIN BRAUN. A FINE 18K PINK GOLD AUTOMATIC ASTRONOMICAL WRISTWATCH WITH DATE AND ZODIAC

SIGNED MARTIN BRAUN, HELIOZENTRIC PB, NO. 014, CIRCA 2007

已结束2009年12月15日

成交价

USD 8,750

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MARTIN BRAUN. A FINE 18K PINK GOLD AUTOMATIC ASTRONOMICAL WRISTWATCH WITH DATE AND ZODIAC
SIGNED MARTIN BRAUN, HELIOZENTRIC PB, NO. 014, CIRCA 2007
Cal. MB 88 nickel-finished lever movement, 25 jewels, glucydur balance, gold rimmed ball bearing rotor, blue dial, aperture exposing the movement with date aperture at the 12 o'clock, the center of the dial representing the sun with the earth rotating on an elliptical orbit around the sun and representing the months of the year, eccentric zodiac ring at the 5 o'clock representing the path of the moon, star constellations Ursa Major and Orion presented, circular case, coin-edged band, downturned lugs, sapphire crystal display back secured by eight screws, case, dial and movement signed
42 diam. mm

专家说明

Accompanied by a Martin Braun International Guarantee dated October 2007, a Martin Braun Certificate, wooden presentation box, instructions pamphlet, tie tag and setting pin


The Heliozentric World Display timepiece has a unique gear allowing for the representation of the elliptical orbit of the earth around the sun. The blue earth travels around the sun in a year indicating each month. This is a fascinating complication due to the mathematics and physics necessary to create the curve of the ellipse with in the movement.