Seiko Cal. 5256 - 440

This Hand-Winding model from 1981 features a 37mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-52773928c03d]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1981

Related Models

• Seiko 0760-378
• Seiko 6122-332
• Seiko 6122-169
• Seiko 6658-836
• Seiko 4482-697
• Seiko 6387-517
• Seiko 3860-221
• Seiko 6170-563
• Seiko 7124-268
• Seiko 4438-687
• Seiko 6622-995
• Seiko 7193-787