Seiko Cal. 5631 - 575

The 5631-575 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-307d34cc1388]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1992

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