Seiko Cal. 6339 - 855

This Spring Drive model from 1965 features a 36mm Gold-Plated case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-59de3052d33b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1965

Related Models

• Seiko 3837-572
• Seiko 6622-974
• Seiko 4492-394
• Seiko 6631-136
• Seiko 6380-188
• Seiko 3889-358
• Seiko 6342-495
• Seiko 5242-607
• Seiko 3864-183
• Seiko 0743-548
• Seiko 5225-874
• Seiko 5230-543