Seiko Cal. 7121 - 587

This Hand-Winding model from 1972 features a 44mm Stainless Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-e4dcdd4cf9f0]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

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