Seiko Cal. 4463 - 845

Seiko 4463-845

This Spring Drive model from 1972 features a 40mm Gold-Plated case. Powered by the 4463 caliber with 19j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-37eeacb07fa8]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
9.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1972

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