Seiko Cal. 6389 - 373

This Solar model from 1973 features a 36mm Stainless Steel case. Powered by the 6389 caliber with 29j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-d2f6b3bef2d4]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1973

Related Models

• Seiko 6136-115
• Seiko 3899-611
• Seiko 5620-178
• Seiko 6145-883
• Seiko 5252-679
• Seiko 6632-823
• Seiko 3879-398
• Seiko 5692-389
• Seiko 5227-896
• Seiko 3821-663
• Seiko 5656-206
• Seiko 6638-665