Seiko Cal. 7054 - 664

The Seiko 7054-664 represents an important milestone in Seiko's 1983 lineup. Powered by the 7054 caliber with 22j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-7cc711713cf6]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1983

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