Seiko Cal. 4440 - 463

This Spring Drive model from 1967 features a 42mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-6695e715e7e2]

Also known as: Bellmatic, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1967

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