Seiko Cal. 5615 - 804

The Seiko 5615-804 represents an important milestone in Seiko's 1975 lineup. Powered by the 5615 caliber with 19j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-fa5cdcd5dfaf]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1975

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