Seiko Cal. 5257 - 240

This Hand-Winding model from 1998 features a 36mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-0557470c138a]

Also known as: Sumo, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1998

Related Models

• Seiko 7195-813
• Seiko 6139-615
• Seiko 6133-277
• Seiko 6341-991
• Seiko 5275-637
• Seiko 0799-468
• Seiko 6651-847
• Seiko 6229-563
• Seiko 5214-566
• Seiko 4449-609
• Seiko 5224-556
• Seiko 6639-632