Seiko Cal. 5645 - 698

The Seiko 5645-698 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-9510d1285b4c]

Also known as: Bellmatic, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1967

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