Seiko Cal. 5613 - 440

The Seiko 5613-440 represents an important milestone in Seiko's 1982 lineup. Powered by the 5613 caliber with 26j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-7edf949e0c25]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1982

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