Seiko Cal. 6172 - 733

Released in 1968, the Cal. 6172 with design code 733 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-56ccc1dba90c]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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