Seiko Cal. 5685 - 503

The Seiko 5685-503 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-24b89ac5106c]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1971

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