Seiko Cal. 4416 - 634

This Automatic model from 1987 features a 39mm PVD Black case. Powered by the 4416 caliber with 24j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-7148e86c40f9]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1987

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