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From the Johannesburg World / Places
11 Diagonal Street
Helmut Jahn’s diamond-shaped office building is a compact architectural stop. Its angled reflective faces stand out against the lower buildings along Diagonal Street.
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The attraction is the way this tower breaks a familiar office-building shape into sharp, reflective planes. Look at the relationship between the faceted exterior and the surrounding streetscape. The contrast with Diagonal Street’s lower buildings makes the design easier to appreciate than a skyline view alone would suggest.
What to look for
The office tower’s faceted form resembles a diamond.
Angled reflective faces contrast with the lower buildings of Diagonal Street.
Useful to know
Make this an exterior architecture stop; do not depend on public access to the offices.
Your next visit
Estimated · Declared scenario and planning estimates; no live opening, weather, queue or booking service.
Outdoor visit · 30–45 min
World planning estimate; admission, opening, visit duration and access need checking.
