Seiko Cal. 4540 - 551

The Seiko 4540-551 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-02ed8586723a]

Also known as: Panda, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1995

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