Seiko Cal. 7154 - 731

The Seiko 7154-731 represents an important milestone in Seiko's 1990 lineup. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-4b1e15251b9f]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1990

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