Seiko Cal. 5270 - 187

This Hand-Winding model from 1967 features a 36mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-2888f1ac46d3]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1967

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