Seiko Cal. 7146 - 446

This Quartz model from 1968 features a 39mm Gold-Plated case. It features a Black dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-39c9870963a9]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1968

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