Seiko Cal. 6390 - 548

This Quartz model from 1973 features a 45mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-189600e2bfd4]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1973

Related Models

• Seiko 0782-762
• Seiko 4467-561
• Seiko 7117-860
• Seiko 5691-986
• Seiko 6664-328
• Seiko 6652-957
• Seiko 0791-916
• Seiko 4439-349
• Seiko 6331-379
• Seiko 6188-291
• Seiko 5286-730
• Seiko 4518-742