Seiko Cal. 7015 - 730

This Spring Drive model from 1981 features a 42mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-68ab39c00c82]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1981

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