Seiko Cal. 0720 - 163

The Seiko 0720-163 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-0cd32d56d765]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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