ERWIN SATTLER "SECUNDA ACCURATA" MONTHGOING
PRECISION WALL REGULATOR CLOCK
Erwin Sattler, München, "Secunda Accurata 1958", No. 59.
Made circa 2012.
Extremely fine and elegant, high-precision, black varnished
and walnut, weight-driven, 30-day going wall-mounted
regulator clock with hand-made movement with visible freespring
escapement and seconds beating pendulum.
Black varnished wood with curved mineral crystal front,
the back board with walnut veneer central panel.
Brushed silvered, regulator-type, hour dial in the lower
half with radial Roman numerals, outer minute track with
Arabic five-minute divisions, large seconds dial above skeletonized
to view the escapement. Blued steel spade hands.
Cal. 1958-5, gold-plated brass plates, brass going train
with 11 ruby jewels in gold-plated screw-fixed chatons, freespring
escapement with ruby pallets, Invar seconds-beating
pendulum with temperature and air-pressure compensation,
supported by a massive gold-plated brass and polished
steel bracket and spring suspension, stainless steel pendulum
bob, WEIGHT with ball-bearings in the pulley.