Seiko Cal. 6390 - 524

Released in 1966, the Cal. 6390 with design code 524 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-2e8fb1cd07ee]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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