Seiko Cal. 4539 - 897

The 4539-897 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4539 caliber with 34j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-40addbb38e74]

Also known as: Bullhead, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1975

Related Models

• Seiko 6355-892
• Seiko 4470-346
• Seiko 7036-173
• Seiko 7187-815
• Seiko 7083-612
• Seiko 6681-237
• Seiko 7130-226
• Seiko 4571-887
• Seiko 5297-299
• Seiko 5242-478
• Seiko 6664-670
• Seiko 7162-786