Seiko Cal. 6361 - 636

The Seiko 6361-636 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-b15945c094ba]

Also known as: Tuna, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1967

Related Models

• Seiko 4539-991
• Seiko 7145-782
• Seiko 6616-720
• Seiko 4415-583
• Seiko 6238-122
• Seiko 3832-535
• Seiko 5691-946
• Seiko 4563-206
• Seiko 7179-617
• Seiko 6611-654
• Seiko 6681-876
• Seiko 6357-254