Seiko Cal. 4536 - 597

The 4536-597 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4536 caliber with 21j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-e429a7eabe61]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1991

Related Models

• Seiko 4597-821
• Seiko 6363-781
• Seiko 5668-839
• Seiko 5671-359
• Seiko 3860-788
• Seiko 4586-534
• Seiko 4460-970
• Seiko 6277-603
• Seiko 4544-964
• Seiko 6142-985
• Seiko 4550-273
• Seiko 0721-148