Seiko Cal. 5257 - 333

This Hand-Winding model from 1972 features a 46mm Stainless Steel case. Powered by the 5257 caliber with 22j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-f9abb92ef6d6]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

Related Models

• Seiko 6218-622
• Seiko 5697-965
• Seiko 6632-431
• Seiko 6353-943
• Seiko 5222-745
• Seiko 6347-454
• Seiko 5267-682
• Seiko 6129-112
• Seiko 6653-798
• Seiko 0755-299
• Seiko 3839-756
• Seiko 6247-188