Seiko Cal. 5250 - 163

Released in 1981, the Cal. 5250 with design code 163 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-d1eb8d974a07]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1981

Related Models

• Seiko 0737-369
• Seiko 4431-409
• Seiko 6179-591
• Seiko 6684-112
• Seiko 6257-747
• Seiko 6133-632
• Seiko 4530-643
• Seiko 6317-345
• Seiko 6632-187
• Seiko 4493-175
• Seiko 7131-342
• Seiko 5619-898