Seiko Cal. 5251 - 688

The Seiko 5251-688 represents an important milestone in Seiko's 1975 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-c203895f96e6]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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