Seiko Cal. 5627 - 726

This Hand-Winding model from 1965 features a 35mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-5c29c2bc0650]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1965

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