Seiko Cal. 4510 - 285

The Seiko 4510-285 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-94aa9dcdac4d]

Also known as: Bullhead, World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1974

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