Seiko Cal. 6616 - 308

This Automatic model from 1975 features a 40mm PVD Black case. Powered by the 6616 caliber with 31j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-56edea1415c6]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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