Seiko Cal. 5237 - 961

The 5237-961 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5237 caliber with 29j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-25e7aa921e6c]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1971

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