Seiko Bell-Matic Ref. 4006-6050 (Oktober 1974) GMT and engravings

and engravings

verchromten Gehäuse ausgestattet und verfügt über ein mechanisches Handaufzugswerk mit 15 Jewels

Weight (including strap): 78 g

Perfectly matched to the KNIS Automatic Retro Modern Super Luminova Blue 38 mm and the KNIS Retro Military models

(buckle side) 75 mm / Thickness 3 mm

Seiko Bell-Matic Ref. 4006-6050 (Oktober 1974) GMT and engravingsA rare and distinctive Seiko Bell Matic automatic wristwatch with a mechanical alarm, manufactured in October 1974. This series is among the most technically sophisticated vintage models of the 1970s and was one of the first automatic wristwatches in the world with an integrated alarm mechanism. Technical data Reference: 4006 6050 Serial number: 400135 (October 1974) Movement: Seiko Calibre 4006A, automatic winding with mechanical alarm, 17 jewels