Seiko Cal. 6337 - 850

The Seiko 6337-850 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-9d42818331d9]

Also known as: UFO, Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1975

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