Seiko Cal. 4581 - 534

The Seiko 4581-534 represents an important milestone in Seiko's 1978 lineup. Powered by the 4581 caliber with 31j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-d52b5b6295a2]

Also known as: Helmet, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1978

Related Models

• Seiko 5672-531
• Seiko 0742-484
• Seiko 5629-291
• Seiko 4563-906
• Seiko 0782-640
• Seiko 4585-254
• Seiko 6130-194
• Seiko 5291-130
• Seiko 6193-598
• Seiko 7183-753
• Seiko 6324-466
• Seiko 7127-814