Seiko Cal. 5645 - 931

The Seiko 5645-931 represents an important milestone in Seiko's 1987 lineup. It features a Cream dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-8cf5c1570e77]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1987

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