Seiko Cal. 5250 - 406

This Spring Drive model from 1986 features a 40mm Titanium case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0a39dd60a1b6]

Also known as: Crown, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1986

Related Models

• Seiko 7131-780
• Seiko 6341-484
• Seiko 6628-669
• Seiko 4434-124
• Seiko 0783-786
• Seiko 5288-354
• Seiko 6113-100
• Seiko 5620-542
• Seiko 0756-330
• Seiko 6632-989
• Seiko 7070-424
• Seiko 4535-307