Seiko Cal. 7155 - 717

Released in 1973, the Cal. 7155 with design code 717 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-ff4846370bca]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1973

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