Seiko Cal. 3864 - 603

This Automatic model from 1985 features a 46mm Hardlex-Coated Steel case. Powered by the 3864 caliber with 25j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-3e727ac18914]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1985

Related Models

• Seiko 6296-163
• Seiko 6620-705
• Seiko 3834-822
• Seiko 5646-100
• Seiko 0736-102
• Seiko 7072-329
• Seiko 4428-678
• Seiko 6634-693
• Seiko 6199-205
• Seiko 6656-862
• Seiko 6651-520
• Seiko 7059-118