Seiko Cal. 5639 - 111

The Seiko 5639-111 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-5cb91356cb8d]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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