Seiko Cal. 7028 - 301

Seiko 7028-301

The 7028-301 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-a3294b2a8ca1]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
28j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1970

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