Seiko Cal. 5613 - 148

This Hand-Winding model from 1967 features a 40mm Stainless Steel case. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-161883d40eb3]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1967

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