Seiko Cal. 7147 - 256

Seiko 7147-256

The 7147-256 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e6ec492f974c]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
41mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
33j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1996

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