Seiko Cal. 7153 - 478

The Seiko 7153-478 represents an important milestone in Seiko's 1986 lineup. Powered by the 7153 caliber with 23j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-3b24ae78466a]

Also known as: Tuna, Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1986

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