Seiko Cal. 4540 - 550

The 4540-550 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c64c74aa15ff]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1993

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