Seiko Cal. 4556 - 157

The Seiko 4556-157 represents an important milestone in Seiko's 1994 lineup. It features a Silver dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-f2a4b113db32]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1994

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