I'll bet it is a euro 1991 w126 500SEL; why not look on the plates of manufacture in the door jambs and tell us what it says?

VIN WDB12603712019145
Model 500 SEL
Chassis 12603712019145
Engine 117963 12 007319
Transmission 722311 02 195179
Order 0 1 229 05934
Approx. year 1991
Dealer Stuttgart branch (229)
Interior Unknown code (233)
Paint 473 Unknown code

Options
221 left front seat, electrically adjustable (с 01.11.1978)
222 right front seat, electrically adjustable (с 01.11.1978)
223 Model 126: rear seat bench electric adjustment (с 01.05.1977 по 30.06.1991)
410 Unknown code
430 headrests in the rear (с 01.01.1977)
440 tempomat (cruise control) (с 01.09.1975)
452 two-tone horn (с 01.01.1963 по 28.02.1993)
470 anti-lock braking system (abs) (с 01.06.1978 по 31.10.1993)
480 self-levelling suspension (с 01.03.1965)
504 outside rear view mirror, right, electrically adjustable (l.h.d.)
taxi version, f.r.g, and outside rear view mirror on the right
510 Unknown code
531 automatic antenna (с 01.01.1963)
543 sun visor with vanity mirror, illuminated, left and right (с 01.11.1978)
551 anti-theft warning system (с 01.11.1978 по 31.03.1998)
570 folding armrest front w202/210 stowage box front with armrest (с 01.04.1970)
front folding armrest w202 - housing at front with armrest
581 automatic climate control (с 01.01.1977)
590 heat-insulating glass, all-around, heated rear window pane (laminated glass), Germany
green heat-insulating glass all round, heated rear window, laminated safety glass - Germany (с 01.01.1972)
611 courtesy lamps for front and rear doors, with W124 also for central doors/W202 front doors only (с 01.11.1978)
640 15-hole light alloy rims (с 01.01.1990)
673 high-capacity battery (с 01.01.1964)
870 Unknown code
871 Unknown code
872 electric seat heater for rear seat bench, left and right (с 01.10.1972)
877 reading lamp in the rear (с 01.11.1963)

__________________
- Brian


1989 500SEL Euro
1966 250SE Cabriolet
1958 BMW Isetta 600