Seiko Cal. 4497 - 489

The 4497-489 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-b59490aedd01]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1975

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