Seiko Cal. 7040 - 171

The Seiko 7040-171 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-9fdc531640fd]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1968

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