Seiko Cal. 4448 - 363

This Spring Drive model from 1977 features a 43mm Stainless Steel case. Powered by the 4448 caliber with 29j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-de7288ef37fb]

Also known as: Panda, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1977

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