| | Likely Year | Certainty | |-------------------|----------------|----------------| | 1xxxx (5-digit) | 1981–1985 | High | | 80xxxx | 1980 | High | | 85xxxx | 1985 | High | | 90xxxx | 1990 | High | | 00xxxx | 2000 | High (but check logo) | | 10xxxx | 2010 | High | | 20xxxx | 2020 | High | | PB 93xxxx | 1993 | High | | B 04xxxx | 2004 | High | | 50TH-xxx | 2019 | Certain |
Note: Miyazawa headjoints usually have model stamps (e.g., "MZ-9," "RS-1," "L-Series") but rarely carry the matching body serial number. Miyazawa Serial Numbers
: Look closely on the rib (the long metal strip connecting the keys to the body) under the trill keys or near the C key. Near the Barrel Miyazawa Serial Numbers