Seiko Cal. 6631 - 302

Released in 1974, the Cal. 6631 with design code 302 was part of Seiko's domestic market collection. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-310981cb7442]

Also known as: Pogue, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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