Seiko Cal. 6175 - 664

The Seiko 6175-664 represents an important milestone in Seiko's 1975 lineup. Powered by the 6175 caliber with 22j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-cbf30e7ace1d]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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