Seiko Cal. 6324 - 540

The Seiko 6324-540 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-01b1581e8f17]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1965

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