Seiko Cal. 5256 - 320

The 5256-320 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5256 caliber with 27j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-168c106ea72a]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

Related Models

• Seiko 4552-576
• Seiko 6381-152
• Seiko 6163-873
• Seiko 4547-643
• Seiko 7149-391
• Seiko 6177-505
• Seiko 0787-814
• Seiko 6371-760
• Seiko 3846-902
• Seiko 3828-245
• Seiko 6627-973
• Seiko 4419-733