Seiko Cal. 6637 - 635

This Automatic model from 1970 features a 44mm Gold-Plated case. It features a Burgundy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-f3108563fdf0]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1970

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