Seiko Cal. 6390 - 686

This Automatic model from 1985 features a 35mm PVD Black case. Powered by the 6390 caliber with 18j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-964292930f4f]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1985

Related Models

• Seiko 6281-311
• Seiko 6252-717
• Seiko 6259-886
• Seiko 3835-572
• Seiko 6222-440
• Seiko 3820-773
• Seiko 7189-308
• Seiko 6690-621
• Seiko 7082-682
• Seiko 7035-652
• Seiko 7029-612
• Seiko 5265-216