Seiko Cal. 4528 - 950

The 4528-950 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4528 caliber with 33j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-14c28055f71d]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1967

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