Omega
Speedmaster Professional (transitional caliber 321)
Ref. 145.012
1967–1968 · 42mm · caliber 321 · 10 comparable sales on file
Recent comparable sales
excellent / very-good good fair / for-parts full-set comp fair-value band
Market value (excellent · full set)
$21,552
typical range $20,933–$23,914 · 10 comparable sales · MEDIUM CONFIDENCE
Not enough recent sales to read momentum
Movement tier — unclassified
Grail Atlas ratings
Ratings are computed from 0 community / OSINT signals, weighted by source credibility and validation state — never from unvalidated OSINT alone. A rating is "provisional" until enough owner reports back it.