Seiko Cal. 7015 - 531

The Seiko 7015-531 represents an important milestone in Seiko's 1970 lineup. It features a Black dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-83fd184fb5aa]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

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