Seiko Cal. 7163 - 633

Released in 1971, the Cal. 7163 with design code 633 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-6ed216375da2]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

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