Seiko Cal. 6136 - 733

The Seiko 6136-733 represents an important milestone in Seiko's 1965 lineup. Powered by the 6136 caliber with 28j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-c67a06646766]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1965

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