Seiko Cal. 6136 - 581

The Seiko 6136-581 represents an important milestone in Seiko's 1975 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-9ef3719f60a0]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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