Seiko Cal. 6138 - 170

The Seiko 6138-170 represents an important milestone in Seiko's 1977 lineup. Powered by the 6138 caliber with 31j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-ec3d83da3ec4]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

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