A. Lange and Sohne 320.032 Lange 1 Daymatic 18K Rose Gold / Deployant (31707)

31707 A. Lange & Sohne 320.032 Lange 1 Daymatic 320032, 18k rose gold on a strap with a rose deployant buckle, automatic A. Lange & Sohne caliber L021.1, 50 hour power reserve, silver dial with applied rose gold numerals, retrograde day of the week indicator, big date at 11 o'clock, sapphire crystal, display back, size 39.5mm, thickness 10.4mm, Like New with original box and papers; which are stamped but not dated.


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More about A. Lange and Sohne 320.032 Lange 1 Daymatic 18K Rose Gold / Deployant

This is an 18K rose gold A. Lange & Sohne Lange 1 Daymatic 320.032. It has a brown leather alligator strap with a matching 18K rose gold deployant buckle. The three-body case downturned lugs, and rounded bezel are polished. The dial is silver with applied rose gold Roman numerals and alpha hands, and it has a sapphire crystal and display case back. The double window big date is at 11 o'clock, and the retrograde day of the week arc is between 8 and 10 o'clock. The large off-center hour and minute dial is at 3 o'clock, and the small seconds subsidiary aperture is at 6 o'clock. It has a power reserve of 50 hours when fully wound.

This A. Lange & Sohne Lange 1 Daymatic 320.032A has a mechanical automatic self-winding Lange caliber L021.1 movement. It's made of ¾ plate German silver constructed with 426 parts and 67 jewels. It has 7 screwed gold chatons, a straight-line lever escapement, and a It features a monometallic shock resistant balance with eccentric poising weights adjusted to 5 positions, and a self-compensating Lange flat balance spring crafted to a tolerance of 100 nanometers. It includes a swan neck micrometer regulator, with a hand-engraved balance and intermediate wheel bridges. The mechanism oscillates at 21,600 vph. and there is a precision beat-adjustment system with laterally set screws and a whiplash spring.