Seiko Cal. 4520 - 142

The 4520-142 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4520 caliber with 23j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-ef14660afe43]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

Related Models

• Seiko 4412-340
• Seiko 0748-334
• Seiko 7169-164
• Seiko 5679-767
• Seiko 5670-439
• Seiko 6648-541
• Seiko 4463-426
• Seiko 5243-294
• Seiko 6255-404
• Seiko 6332-959
• Seiko 6135-906
• Seiko 7157-641