Seiko Cal. 6647 - 475

This Automatic model from 1976 features a 37mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-d493ab1bde2c]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1976

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