Seiko Cal. 4491 - 399

Released in 1965, the Cal. 4491 with design code 399 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-7ac2ebf71ea7]

Also known as: Turtle, Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1965

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