Seiko Cal. 7121 - 747

The Seiko 7121-747 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-c67115616d48]

Also known as: Sumo, Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1982

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