Seiko Cal. 7181 - 851

The Seiko 7181-851 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-4186fc023dd2]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1973

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