Vintage SEIKO 7N42-8090 - Titanium - NOS (New Old Stock) Watch

The Seiko 7N42 refers to a specific analog quartz watch movement used in various Seiko models, including the titanium watch shown in the image.
Key features and details related to Seiko 7N42 watches:
Movement Type: It is a 3-hand analog quartz movement with a date display at the 3 o'clock position.
Battery: The movement uses a SR920SW / 371 battery.
Case and Bracelet: Many models featuring the 7N42 movement, like the one in the image, have full titanium cases and bracelets, making them lightweight.
Dial: Some vintage 7N42 models, such as the 7N42-8A60, are known for their full luminous dials that light up for easy readability in low light conditions.
Models: The 7N42 movement can be found in various Seiko models, including those from the "Spirit" sub-brand and models with specific reference numbers like 7N42-8A60, 7N42-7B30, or 7N42-0FL0.