Seiko Cal. 7148 - 503

Seiko 7148-503

The 7148-503 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-62fd90c8e396]

Also known as: Monster, Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
9.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Green
Jewels
24j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1970

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seikata-wm-62fd90c8e396