Seiko Cal. 6357 - 669

The Seiko 6357-669 represents an important milestone in Seiko's 1967 lineup. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-e687bb14ad3b]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1967

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