Seiko Cal. 4448 - 773

Seiko 4448-773

This Automatic model from 1978 features a 35mm Hardlex-Coated Steel case. Powered by the 4448 caliber with 33j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-4f16704f642c]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1978

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