Seiko Cal. 6128 - 621

The Seiko 6128-621 represents an important milestone in Seiko's 1966 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7b63da5ad6d6]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

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