Seiko Cal. 7133 - 431

Released in 1972, the Cal. 7133 with design code 431 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-bf685ca70923]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

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