Seiko Cal. 7163 - 330

The Seiko 7163-330 represents an important milestone in Seiko's 1975 lineup. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-0a6660f86ad7]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1975

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