Seiko Cal. 6388 - 312

This Automatic model from 1989 features a 39mm Titanium case. Powered by the 6388 caliber with 21j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-c635b2600850]

Also known as: Samurai, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1989

Related Models

• Seiko 7034-504
• Seiko 5294-177
• Seiko 7099-530
• Seiko 7044-545
• Seiko 3840-692
• Seiko 4426-267
• Seiko 7092-593
• Seiko 6651-692
• Seiko 5616-783
• Seiko 0769-668
• Seiko 6254-296
• Seiko 3859-644