Seiko Cal. 6383 - 687

This Spring Drive model from 1972 features a 37mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-2ae8f99dd43d]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

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