Seiko Cal. 7154 - 223

This Spring Drive model from 1974 features a 42mm Hardlex-Coated Steel case. Powered by the 7154 caliber with 35j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-09cf27dbe047]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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