Seiko Cal. 4531 - 600

The 4531-600 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4531 caliber with 24j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-1f3a50272bc3]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1984

Related Models

• Seiko 4451-704
• Seiko 0774-175
• Seiko 3875-432
• Seiko 7134-771
• Seiko 5236-112
• Seiko 5214-548
• Seiko 5243-908
• Seiko 6618-608
• Seiko 4556-605
• Seiko 6198-671
• Seiko 5241-792
• Seiko 6394-656