Seiko Cal. 7189 - 277

The Seiko 7189-277 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-401f93794772]

Also known as: Tuna, Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1971

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