Seiko Cal. 6658 - 529

This Quartz model from 1972 features a 38mm Gold-Plated case. It features a White dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-4a7d55b1c5a5]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1972

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