Seiko Cal. 4548 - 577

Seiko 4548-577

The Seiko 4548-577 represents an important milestone in Seiko's 1980 lineup. Powered by the 4548 caliber with 25j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-4d89f9d39e6a]

Also known as: Rally

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
38mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Black
Jewels
25j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1980

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