Seiko Cal. 4531 - 425

The 4531-425 is a sought-after Solar piece from Seiko's golden era. Powered by the 4531 caliber with 36j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-8b7dac110de5]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1990

Related Models

• Seiko 3876-495
• Seiko 6378-224
• Seiko 6183-682
• Seiko 6290-618
• Seiko 5229-932
• Seiko 6360-102
• Seiko 4521-215
• Seiko 3860-659
• Seiko 6147-128
• Seiko 6638-334
• Seiko 4584-443
• Seiko 7192-672