Seiko Cal. 6383 - 561

The Seiko 6383-561 represents an important milestone in Seiko's 1987 lineup. It features a Navy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-3506be9b7f6b]

Also known as: Helmet, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1987

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