Seiko Cal. 6112 - 654

The Seiko 6112-654 represents an important milestone in Seiko's 1968 lineup. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-c1f6f5b78ad3]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1968

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