Seiko Cal. 6639 - 803

The 6639-803 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-1da0d382a06d]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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