Seiko Cal. 6337 - 475

The Seiko 6337-475 represents an important milestone in Seiko's 1977 lineup. Powered by the 6337 caliber with 26j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-52c55580f374]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1977

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