Seiko Cal. 6390 - 804

The 6390-804 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-9e90ad7423aa]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1976

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