Seiko Cal. 5257 - 191

The Seiko 5257-191 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-f693f9c1db00]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1979

Related Models

• Seiko 5665-898
• Seiko 6220-813
• Seiko 0786-927
• Seiko 0731-638
• Seiko 7127-410
• Seiko 6168-309
• Seiko 0727-452
• Seiko 6278-661
• Seiko 4594-715
• Seiko 6284-490
• Seiko 4447-799
• Seiko 6280-486