Seiko Cal. 0734 - 771

The Seiko 0734-771 represents an important milestone in Seiko's 1985 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d3184b67f8f6]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1985

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