Seiko Cal. 4552 - 378

Seiko 4552-378

This Automatic model from 1983 features a 39mm Hardlex-Coated Steel case. Powered by the 4552 caliber with 25j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-d7230d70c111]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Champagne
Jewels
25j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1983

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