Seiko Cal. 6339 - 946

This Spring Drive model from 1968 features a 38mm Two-Tone case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-07e3385a014c]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1968

Related Models

• Seiko 6379-727
• Seiko 5227-473
• Seiko 0761-166
• Seiko 6684-386
• Seiko 7160-759
• Seiko 5294-315
• Seiko 7085-124
• Seiko 4475-763
• Seiko 7194-714
• Seiko 6625-556
• Seiko 4557-543
• Seiko 5632-584