Seiko Cal. 4561 - 978

This Quartz model from 1969 features a 36mm Gold-Plated case. Powered by the 4561 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-12051a001ea0]

Also known as: World Timer, Sea Horse

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1969

Related Models

• Seiko 4480-153
• Seiko 3814-611
• Seiko 0773-628
• Seiko 5691-447
• Seiko 6297-943
• Seiko 6342-881
• Seiko 4565-117
• Seiko 4547-365
• Seiko 7014-887
• Seiko 4446-592
• Seiko 5645-217
• Seiko 3812-489