Longines Ultronic Tunig-fork / Cal.6312 / Vintage 1976
Longines Ultronic Tunig-fork / Cal.6312 / Vintage 1976
DESCRIPTION & Specifications of the watch
DESCRIPTION & Specifications of the watch
MODEL: Longines Ultronic / Quartz
Not everyone has the opportunity to wear a beautiful and unique watch from a renowned brand.
Not everyone has the opportunity to wear a beautiful 40 years old watch from a renowned brand.
MOVEMENT: Quartz high grade cal. 6312 (ETA-ESA 9162) based on 12 Jewels and 300 Hz. Tuning-fork vibrations per hour. Date quickset. The ESA 9162 ( Longines cal.6312 ) / ESA 9184 movements are often considered the “Rolls Royce” of tuning fork movements. They were designed by Max Hetzel, who had previously worked for Bulova; he was also responsible for the Accutron 214. In May 1972, ESA also released a chronograph version of these tuning fork movements; it was known as the ESA 9210 and was used in the Omega Speedsonic range of watches.
SERVICE: The watches are professionally checked and if necessary serviced
YEAR: 1976
DIAL: in original vintage condition
CASE: Stainless Steel / Acier Inoxidable /
DIAMETER: without crown 36.5 mm - 1.43in
STRAP: New leather strap - Model wrist size on the photo is 18 cm - 7,08 inch
WATER-TIGHTNESS: Splash Water Resistant (handwashing ok, not showering)
BOX: Spezial customized secure black travel watch case
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