Seiko Cal. 5671 - 763

The Seiko 5671-763 represents an important milestone in Seiko's 1985 lineup. It features a Black dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-cd50c9822c2c]

Also known as: Helmet, Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1985

Related Models

• Seiko 4524-953
• Seiko 5640-623
• Seiko 6230-697
• Seiko 5625-727
• Seiko 4560-342
• Seiko 5265-775
• Seiko 5275-136
• Seiko 3855-224
• Seiko 4485-891
• Seiko 5623-257
• Seiko 4571-259
• Seiko 5631-553