Seiko Cal. 6390 - 483

This Spring Drive model from 1967 features a 42mm PVD Black case. Powered by the 6390 caliber with 33j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-d0f069dead87]

Also known as: Bellmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1967

Related Models

• Seiko 6689-722
• Seiko 6157-812
• Seiko 5639-927
• Seiko 6218-324
• Seiko 6185-357
• Seiko 4517-259
• Seiko 6656-138
• Seiko 0779-127
• Seiko 7022-249
• Seiko 4553-196
• Seiko 5622-879
• Seiko 6298-656