Brand / Model: Casio A120WEST-1A

Case Size: 40.7 × 33.5 × 9.4 mm

Weight: 25 g

Case Material: Resin with chrome-plated bezel

Band Material: Resin Band (translucent/transparent resin band)

Glass Type: Resin Glass

Water Resistance: Water Resistant (Splash / Rain)

Battery Life: Approx. 3 years (CR1616 battery)

Display Type: Digital (LCD)

Time Adjustment: Standard digital button controls

Stopwatch: 1/10-second stopwatch; measuring capacity: 59'59.9", elapsed time mode

Alarm: Daily alarm + hourly time signal

Light: LED backlight (amber) — special backlight effect reveals an upside-down “Stranger Things” logo when lit

Calendar: Auto-calendar (supports February 28 days)

Time Format: 12-hour and 24-hour format

Accuracy: ±30 seconds per month

Regular Timekeeping: Hour, Minute, Second, PM indicator, Month, Date, Day

Special Highlights: Limited Edition collaboration with Stranger Things; vintage-1980s Casio style fused with show-inspired design — shows themed dial graphics, translucent band and case back with motif of vines/tentacles referencing the Upside Down; unique collectible vibe with retro digital functions and nostalgic aesthetic.