Seiko Cal. 6157 - 361

Released in 1975, the Cal. 6157 with design code 361 was part of Seiko's domestic market collection. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-997cd012bf7d]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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