Seiko Cal. 6389 - 889

This Solar model from 1975 features a 46mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-069341203bf4]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1975

Related Models

• Seiko 3843-100
• Seiko 5278-311
• Seiko 3827-822
• Seiko 7113-590
• Seiko 6385-141
• Seiko 4422-852
• Seiko 5286-678
• Seiko 6629-407
• Seiko 5279-729
• Seiko 6232-562
• Seiko 6669-619
• Seiko 5680-217