Seiko Cal. 5644 - 518

This Automatic model from 1989 features a 46mm Hardlex-Coated Steel case. Powered by the 5644 caliber with 17j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-464ad262a7c0]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1989

Related Models

• Seiko 7140-781
• Seiko 5624-516
• Seiko 6136-693
• Seiko 6231-989
• Seiko 4563-673
• Seiko 4433-810
• Seiko 3857-891
• Seiko 5681-928
• Seiko 6351-282
• Seiko 5675-431
• Seiko 7036-842
• Seiko 4513-707