Seiko Cal. 7152 - 316

The Seiko 7152-316 represents an important milestone in Seiko's 1965 lineup. Powered by the 7152 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-8c120923116f]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1965

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