Seiko Cal. 7154 - 405

The 7154-405 is a sought-after Solar piece from Seiko's golden era. Powered by the 7154 caliber with 35j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-c2137c60c2ab]

Also known as: Helmet, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1978

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