Omega Speedmaster Professional (transitional caliber 321)
Ref. 145.012 · caliber 321 · 42mm · 10 comparable sales on file
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
GrailWatch 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.