Seiko Cal. 5654 - 100

The Seiko 5654-100 represents an important milestone in Seiko's 1970 lineup. Powered by the 5654 caliber with 17j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-38e675444cca]

Also known as: Monster, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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