Seiko Cal. 6390 - 859

Released in 1969, the Cal. 6390 with design code 859 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-cfb391dd8260]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1969

Related Models

• Seiko 7093-649
• Seiko 7183-611
• Seiko 7123-523
• Seiko 5699-679
• Seiko 6113-131
• Seiko 7028-328
• Seiko 6671-102
• Seiko 6695-293
• Seiko 7093-933
• Seiko 5253-817
• Seiko 7112-395
• Seiko 6640-480