Seiko Cal. 7121 - 635

The Seiko 7121-635 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-5af92ad70548]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1965

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