Brand: Timex
Model: Timex Marlin
Reference: 26266
Caliber: M24 (Manual wind. no date)
Year: 1972
Dial Code: 26266 2472
Case: Gold plated, sunburst pattern
Crystal: Acrylic, domed
Lug Width: 18mm
Dial: Green dial with white printed alternating arabic and stick markers
Hands: White unlumed stick lands

Repairing this watch requires the case back to be removed allowing you to release the crown, then the crystal removed so you can lift the dial and movement assembly out.