Seiko Cal. 7163 - 251

The Seiko 7163-251 represents an important milestone in Seiko's 1967 lineup. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-08336f754a43]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1967

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