A worker inserts a diamond in an instrument at the plant of the diamond instruments
- Location: Republic of Kabardino-Balkarya, Russia
- Event date: 01.08.1972
- Date published: 20.12.2004
- Author: Ettinger
- Source: Sputnik
- Credit: Sputnik
- Original: Ж72-1012, 6x6 film
- Media: JPEG, 3000x2122px, 1.1Mb