Seiko Cal. 5645 - 627

The Seiko 5645-627 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-716fc0b4dec5]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1975

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