Seiko Cal. 6337 - 558

Released in 1967, the Cal. 6337 with design code 558 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-66c6dff7fecc]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1967

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