Seiko Cal. 6684 - 791

This Quartz model from 1965 features a 38mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-95e5ed52aa33]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1965

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