Seiko Cal. 6639 - 773

The Seiko 6639-773 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-3431319e214b]

Also known as: Goldfeather, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1990

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