Seiko Cal. 7121 - 316

The Seiko 7121-316 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-425e46a7f807]

Also known as: Monster, Pogue

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1972

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