Seiko Cal. 6368 - 540

The Seiko 6368-540 represents an important milestone in Seiko's 1969 lineup. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-04ae043a1e2d]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1969

Related Models

• Seiko 6353-492
• Seiko 7083-933
• Seiko 7137-234
• Seiko 6177-577
• Seiko 6631-328
• Seiko 4573-463
• Seiko 4579-730
• Seiko 7160-708
• Seiko 4511-389
• Seiko 5262-854
• Seiko 6289-431
• Seiko 6666-337