Seiko Cal. 6390 - 445

This Kinetic model from 1984 features a 37mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-26111ff829b6]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1984

Related Models

• Seiko 4456-294
• Seiko 6254-185
• Seiko 0716-661
• Seiko 0712-831
• Seiko 5257-335
• Seiko 6111-657
• Seiko 5245-381
• Seiko 6693-920
• Seiko 5276-874
• Seiko 6640-802
• Seiko 5212-727
• Seiko 3855-172