Seiko Cal. 7040 - 899

The Seiko 7040-899 represents an important milestone in Seiko's 1965 lineup. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-8e28f81c65fb]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1965

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