Seiko Cal. 5250 - 261

The Seiko 5250-261 represents an important milestone in Seiko's 1965 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7e04c507eca3]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1965

Related Models

• Seiko 0756-407
• Seiko 0762-440
• Seiko 6664-792
• Seiko 6641-576
• Seiko 6377-824
• Seiko 6250-923
• Seiko 6671-229
• Seiko 6189-973
• Seiko 6631-807
• Seiko 6334-556
• Seiko 6110-867
• Seiko 3843-130