Seiko Cal. 6237 - 543

The Seiko 6237-543 represents an important milestone in Seiko's 1976 lineup. Powered by the 6237 caliber with 23j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-59fa0c5707dc]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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