Hamilton K-454 Sputnik Automatic Watch BRAND_Oris so this is a first

so this is a first year example

Hernandez has produced the closest strap I have seen to the ones used for just a few short months on the original Ventura watches

CASE BACK:  Screwdown

Pictured in René Rondeau's book "The Watch Of The Future" on page 156

DIAL:  Expertly Refinished in gloss black

Hamilton K-454 Sputnik Automatic Watch BRAND_Oris so this is a firstOffered is this great looking Fully Serviced Automatic Hamilton K 454 Sputnik that winds, sets, and runs great. It keeps excellent time. The automatic feature works well and keeps the watch wound when wearing. It was introduced in 1955 and was nicknamed Sputnik for it's resemblance to the Sputnik satellite, the first artificial Earth satellite, launched by the Soviet Union. BRAND: Hamilton K 454 GENDER: Mens CASE: 10K Gold Filled Case, Steel Back CASE