Seiko Cal. 4511 - 311

This Spring Drive model from 1977 features a 36mm Gold-Plated case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-7c3e678095fa]

Also known as: Panda, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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