Seiko Cal. 4447 - 508

This Spring Drive model from 1988 features a 39mm PVD Black case. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-d431fe59c3c8]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1988

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