Seiko Cal. 6184 - 898

This Spring Drive model from 1975 features a 40mm PVD Black case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-17f9ef5e73f5]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1975

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