Seiko Cal. 5691 - 330

Released in 1974, the Cal. 5691 with design code 330 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-dccef7677ebe]

Also known as: Bullhead, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1974

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