Seiko Cal. 3821 - 117

This Spring Drive model from 1978 features a 42mm PVD Black case. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-17b6af8c588c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1978

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