Sargent and Greenleaf Group 2 Mechanical Safe Lock model 6730-100 which includes both the lock and dial.
Features:
Three combination wheels for 1,000,000 possible combinations
Patented S&G torque adjuster enhances security by maintaining proper wheel pack tension
Integral relock trigger thwarts punch attacks
Brass four-way drive cam allows mounting RH, LH, VU, or VD
Metal wheels (brass and aluminum) for long, dependable life
Brass lever
Can be used with a variety of attractive dial and rings in several finishes
Uses S&G's Magic Module® footprint to match the mounting dimensions of most mechanical and electronic safe locks