Seiko Cal. 6137 - 235

The Seiko 6137-235 represents an important milestone in Seiko's 1965 lineup. Powered by the 6137 caliber with 36j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-ac9e13fb32da]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1965

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