Seiko Cal. 5251 - 378

The Seiko 5251-378 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-90ff3b96b851]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1968

Related Models

• Seiko 6670-224
• Seiko 5628-657
• Seiko 7012-770
• Seiko 6694-685
• Seiko 0719-515
• Seiko 5242-897
• Seiko 5661-265
• Seiko 7184-964
• Seiko 6682-236
• Seiko 7097-534
• Seiko 7153-807
• Seiko 7113-620