Seiko Cal. 6639 - 515

This Automatic model from 1980 features a 40mm Gold-Plated case. Powered by the 6639 caliber with 35j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-954263b9e788]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1980

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