Seiko Cal. 4423 - 537

Released in 1987, the Cal. 4423 with design code 537 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-a35b399da7bc]

Also known as: Shogun, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1987

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