Seiko Cal. 6237 - 444

The 6237-444 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6237 caliber with 30j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-d72cec9406e3]

Also known as: Rally, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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