Seiko Cal. 5646 - 505

This Spring Drive model from 1986 features a 44mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-c92e5eb1f8e3]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1986

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