Seiko Cal. 6241 - 561

This Spring Drive model from 1965 features a 41mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-bd4091166878]

Also known as: Tuna, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1965

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