Seiko Cal. 0756 - 615

The Seiko 0756-615 represents an important milestone in Seiko's 1968 lineup. Powered by the 0756 caliber with 21j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-da833ef75df5]

Also known as: Sumo, Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

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