Seiko Cal. 5618 - 129

Released in 1976, the Cal. 5618 with design code 129 was part of Seiko's domestic market collection. Powered by the 5618 caliber with 27j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-bdc42aee4663]

Also known as: Helmet, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1976

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