Rolex 116610LN was in production from 2010 to 2020, a run of 10 years, carrying the 3135 automatic caliber in a 40 mm case rated to 300 meters.
The ceramic-bezel Super Case generation that closed the aluminum era for good - discontinued 2020 for the 41 mm line.
The full collector's file for this reference — variants, dial codes, and the authentication walk-through — is on the writing schedule; the specifications above are the permanent record.
The Submariner is the most counterfeited watch on earth, and its vintage references add the assembly problem on top: service dials, swapped inserts, relumed hands and married cases circulate freely. The rules: serial era and part details must tell one consistent story, movement photos are not optional, red-letter and military claims carry the burden of proof, and at modern-classic price levels, route the purchase through a platform authentication program.
Production windows and specifications compiled from documented collector references and period catalogs, cross-checked across independent sources; manufacturer records for this era are approximate by Seiko's own account.