Seiko Cal. 7153 - 415

The Seiko 7153-415 represents an important milestone in Seiko's 1968 lineup. Powered by the 7153 caliber with 35j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-727bfc5fdeaa]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1968

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