From ShaveWiki
1940's/Early 1950's Gillette Super Speed
Manufacturer: Gillette
Dates in Production: 1947-1953
Type: DE, TTO
Weight: 1.9 oz
Description: Has a fine diamond texture on upper and lower handle, one horizontal line on upper handle, two horizontal lines on lower handle. On the inside: "PAT. NOS. ON PKG.", On the underside, top: "REG. U.S. PAT. OFF. | "date code with year and quarter" (i.e. X 2 = Second quarter of 1952), underside, bottom: "[Gillette diamond] MADE IN U.S.A." Gillette did not start date codes in these models until 1951 (W); models earlier than 1951 will not be date stamped.
Notes of Interest: War production only from 1942-1945. Full civilian production resumes in 1946. 1948 a notched was added for blade dispenser.
1948 came in a brown leatherette case.
1949 came in a red plastic case.
1950 had a date code.
Photos:
B&B Review
Variation: Late 1950's Flare Tip Gillette Super Speed
Manufacturer: Gillette
Dates in Production: 1954-1968
Type: DE, TTO
Weight: 2.0 oz (I measured the 1954 Z3 and the 1957 C1 at 58g each.)
Description:
Notes of Interest:
Photos:
Variation: 1950's Blue Tip Gillette Super Speed
Manufacturer: Gillette
Dates in Production:
Type: DE, TTO
Weight:
Description:
Notes of Interest:
Photos:
Variation: 1950's Red Tip Gillette Super Speed
Manufacturer: Gillette
Dates in Production:
Type: DE, TTO
Weight:
Description:
Notes of Interest:
Photos:
Variation: Black Body Gillette Super Speed
Manufacturer: Gillette
Dates in Production:
Type: DE, TTO
Weight: 46g
Description:
Notes of Interest:
Photos: