Quiz: So You think " You know the Omega Speedmaster's legacy ? "

Twelve questions for the die-hard Omega Speedmaster fan... or shall we say Speedmaster aficionado ?
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1. Which was the very first Speedmaster version and when was it launched ?
2. Which was the last Speedmaster version with Radium on the dial ?
3. When NASA had selected the Speedmaster 105.003-63, it only needed one change... which?
4. Which were the three important items given by NASA astronauts during post-Gemini Project feedback on the Speedmaster?
5. Which was the very first Omega Speedmaster version used during a spaceflight mission?
6. Which was the very first Omega Speedmaster version used during a spaceflight mission by the Soviets?
7. Which was the very first Omega Speedmaster 861 version used during a spaceflight mission?
8. When did Omega start to use the manned spaceflight theme in advertising and watch brochures?
9. Which was the very first Omega Speedmaster version used during an EVA - spacewalk?
10. Which was the very first Omega Speedmaster version used during an EVA - spacewalk by the Soviets?
11. Which four NASA astronauts used their Gold "Apollo 11 tribute" Speedmaster BA145.022-69 during NASA training ?
12. Which was the highest number of Omega Speedmaster chronograph simultaneously flown during a spaceflight mission?

Bonus:
How many, and which, Omega Speedmaster "Snoopy" versions have been spaceflown?

Tic tac, tic tac.

TicTac indeed... gifts ready for those who get 12 out of 12...
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Thus far one plexiglass gone to a knowledgeable Speedmaster fan... 👍

End-of-year period sprint... questions not hard enough for some !
So 3 extra, just for fun...
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13. Why did Apollo 11 Moonwalker Edwin Buzz Aldrin wear his NASA-issued Speedmaster on the right wrist?
14. Which NASA astronaut trained for 12 years without getting an Omega Speedmaster, not even for his actual spaceflight mission(s)?
15. When was the last EVA spacewalk during which a manual winding Speedmaster was used?
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The 5 "Marooned" booklets are gone... shipped to those who shared their address, and kept aside for those people I will meet in person.
I will continue this " Speedmaster Spaceflight Legacy " with mentioning, what are IMHO, important spaceflight-related anniversaries for the Omega Speedmaster...
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So for 2026, let's already mention three anniversaries:
25 years Omega Speedmaster X-33 Gen 2
50 years NASA ... ... ...
50th anniversary of the “practical co-axial” movement (1976, patented in 1980)
60 years NASA ... ... ...
100th birthday of English horologist watchmaker George Daniels. (19 August 1926)