Seiko Cal. 6621 - 377

This Automatic model from 1988 features a 39mm PVD Black case. Powered by the 6621 caliber with 29j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-67289fe476e1]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1988

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