Seiko Cal. 5227 - 289

Released in 1972, the Cal. 5227 with design code 289 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-5ee1fe2f4013]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1972

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