To determine the age of a Sako L691 with the serial number 899531, you would typically need to consult Sako's records or a firearms reference guide, as the company may have specific production years for different serial number ranges. Generally, the Sako L691 was produced between the late 1980s and early 1990s. If you have access to a database or resource specific to Sako firearms, it can provide precise information regarding the manufacturing date of that particular serial number.
ABOUT 1974
60s
early 60s or so
early 60s or so
Impossible to answer without the sn.
@ 28 years old
AROUND 1986
@ late 70s
Roughly mid 1960s.
@ 40 yrs old
sometime in the early 60s
You need to visit a reputable gun shop for this answer!