Seiko Cal. 4493 - 503

Released in 1991, the Cal. 4493 with design code 503 was part of Seiko's domestic market collection. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-bdb4da0e3b4f]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1991

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