Seiko Cal. 6135 - 309

The Seiko 6135-309 represents an important milestone in Seiko's 1976 lineup. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-a3d662de7463]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1976

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