Seiko Cal. 5631 - 490

The 5631-490 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-fe49530eba80]

Also known as: Bellmatic, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1993

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