Seiko Cal. 6657 - 501

This Quartz model from 1974 features a 34mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-33610d812353]

Also known as: Panda, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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