Seiko Cal. 4528 - 152

The 4528-152 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4528 caliber with 35j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-74c64908fcb8]

Also known as: Bullhead, UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

Related Models

• Seiko 6691-804
• Seiko 5682-464
• Seiko 6633-626
• Seiko 6687-484
• Seiko 4517-125
• Seiko 3832-585
• Seiko 7176-606
• Seiko 6224-630
• Seiko 7052-684
• Seiko 6125-912
• Seiko 6332-225
• Seiko 3863-736