Seiko Cal. 6369 - 310

The Seiko 6369-310 represents an important milestone in Seiko's 1978 lineup. Powered by the 6369 caliber with 21j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-6ef749a39d79]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1978

Related Models

• Seiko 0741-918
• Seiko 0787-441
• Seiko 6240-341
• Seiko 6669-716
• Seiko 5298-884
• Seiko 3832-859
• Seiko 7113-641
• Seiko 6366-134
• Seiko 4522-861
• Seiko 0793-973
• Seiko 6387-285
• Seiko 5222-341