Seiko Cal. 4548 - 310

Seiko 4548-310

The Seiko 4548-310 represents an important milestone in Seiko's 1974 lineup. Powered by the 4548 caliber with 20j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-318d034736a6]

Also known as: Sportsmatic

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
9.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Navy
Jewels
20j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1974

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seikata-wm-318d034736a6