Seiko Cal. 5677 - 945

The Seiko 5677-945 represents an important milestone in Seiko's 1988 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f2fa0fc212ee]

Also known as: World Timer, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1988

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