Seiko Cal. 6391 - 845

The Seiko 6391-845 represents an important milestone in Seiko's 1974 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-6c4fe86486c7]

Also known as: Monster, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1974

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