Seiko Cal. 7154 - 189

The Seiko 7154-189 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-8c72dd6b0a2f]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1998

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