Seiko Cal. 4538 - 983

The 4538-983 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4538 caliber with 32j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-e722f7d0549f]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1969

Related Models

• Seiko 4570-623
• Seiko 4466-805
• Seiko 7099-429
• Seiko 6382-103
• Seiko 7171-396
• Seiko 4591-723
• Seiko 5650-801
• Seiko 7120-455
• Seiko 3848-410
• Seiko 6376-344
• Seiko 0711-453
• Seiko 4432-832