Seiko Cal. 5677 - 664

The Seiko 5677-664 represents an important milestone in Seiko's 1997 lineup. It features a Navy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-f47b9943fe83]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1997

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