Seiko Cal. 4527 - 499

This Automatic model from 1986 features a 46mm PVD Black case. Powered by the 4527 caliber with 24j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-34fd8777b1b1]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1986

Related Models

• Seiko 5217-285
• Seiko 6258-291
• Seiko 6146-720
• Seiko 6682-621
• Seiko 6139-962
• Seiko 4465-348
• Seiko 6235-794
• Seiko 7013-926
• Seiko 0753-850
• Seiko 3882-688
• Seiko 7127-638
• Seiko 5665-590