Seiko Cal. 6243 - 305

This Spring Drive model from 1974 features a 36mm PVD Black case. With its 22mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-4f709a313e5d]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1974

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