Seiko Cal. 6273 - 857

This Spring Drive model from 1973 features a 46mm Titanium case. Powered by the 6273 caliber with 35j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-51fca6d1411b]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1973

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