Seiko Cal. 7151 - 646

This Spring Drive model from 1977 features a 44mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-cda36781bb68]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1977

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