Seiko Cal. 6639 - 460

The 6639-460 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-00d78fe31cd0]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1982

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