Seiko Cal. 6339 - 342

The Seiko 6339-342 represents an important milestone in Seiko's 1969 lineup. Powered by the 6339 caliber with 29j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-1f551e8cefc6]

Also known as: Sumo, Shogun

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1969

Related Models

• Seiko 4510-328
• Seiko 7069-528
• Seiko 3842-835
• Seiko 7182-240
• Seiko 7143-370
• Seiko 6139-783
• Seiko 4527-726
• Seiko 4489-962
• Seiko 3898-888
• Seiko 5680-139
• Seiko 7069-640
• Seiko 5667-238