Seiko Cal. 4531 - 742

This Automatic model from 1967 features a 46mm Titanium case. Powered by the 4531 caliber with 25j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-a024c15b429f]

Also known as: Pogue, UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1967

Related Models

• Seiko 4466-676
• Seiko 6220-652
• Seiko 7081-423
• Seiko 4593-935
• Seiko 6627-999
• Seiko 7174-436
• Seiko 6647-426
• Seiko 6338-515
• Seiko 6687-106
• Seiko 4440-206
• Seiko 5676-642
• Seiko 6221-301