Seiko Cal. 5640 - 169

The Seiko 5640-169 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-71b0ee43b3a6]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1973

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