Seiko Cal. 4511 - 276

This Spring Drive model from 1968 features a 38mm Gold-Plated case. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-a8d472b50794]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

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