Seiko Cal. 5631 - 915

The Seiko 5631-915 represents an important milestone in Seiko's 1997 lineup. It features a Champagne dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-251032f7452c]

Also known as: Panda, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1997

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