Seiko Cal. 5666 - 273

Released in 1986, the Cal. 5666 with design code 273 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-95bbed4989ef]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1986

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