Seiko Cal. 5691 - 530

Released in 1974, the Cal. 5691 with design code 530 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-335bff1bd755]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

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