Seiko Cal. 6157 - 623

The Seiko 6157-623 represents an important milestone in Seiko's 1967 lineup. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-47c5adc0ff6d]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1967

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