Seiko Cal. 4548 - 181

Seiko 4548-181

The 4548-181 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-6d5a2b0dd63a]

Also known as: Rally, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
43mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1971

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