Seiko Cal. 7154 - 986

Released in 1981, the Cal. 7154 with design code 986 was part of Seiko's domestic market collection. Powered by the 7154 caliber with 33j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-231f437a890b]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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