Seiko Cal. 4433 - 361

Seiko 4433-361

This Automatic model from 1971 features a 41mm Stainless Steel case. Powered by the 4433 caliber with 20j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-5c6aa163f51a]

Also known as: Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1971

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