Seiko Cal. 4540 - 259

The Seiko 4540-259 represents an important milestone in Seiko's 1991 lineup. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-a05c62ce6041]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1991

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