Seiko Cal. 4541 - 678

The Seiko 4541-678 represents an important milestone in Seiko's 1974 lineup. Powered by the 4541 caliber with 23j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-b07680cad4cc]

Also known as: Navigator, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

Related Models

• Seiko 3892-974
• Seiko 7124-265
• Seiko 6115-116
• Seiko 7155-777
• Seiko 7145-515
• Seiko 6618-253
• Seiko 5220-366
• Seiko 0769-987
• Seiko 6347-160
• Seiko 6632-124
• Seiko 3815-980
• Seiko 4474-648