Seiko Cal. 4436 - 491

Seiko 4436-491

This Automatic model from 1975 features a 40mm Hardlex-Coated Steel case. Powered by the 4436 caliber with 35j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-7a4d3291986e]

Also known as: Goldfeather, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
100m
Dial Color
Champagne
Jewels
35j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1975

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seikata-wm-7a4d3291986e