Seiko Cal. 4548 - 363

Seiko 4548-363

The 4548-363 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a8ad6e2433da]

Also known as: Monster, Helmet

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
15.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1976

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