• CASIO Negative Display Black Calculator Wrist Watch - Mu Shop
  • CASIO Negative Display Black Calculator Wrist Watch - Mu Shop
  • CASIO Negative Display Black Calculator Wrist Watch - Mu Shop
  • CASIO Negative Display Black Calculator Wrist Watch - Mu Shop
  • CASIO Negative Display Black Calculator Wrist Watch - Mu Shop
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CASIO

CASIO Negative Display Black Calculator Wrist Watch

CASIO Negative Display Black Calculator Wrist Watch

$89.95
$89.95
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A sleek take on a retro classic, the CASIO CA53WF-1B features the iconic calculator watch design with a modern negative display. This blacked-out edition offers a stylish and functional upgrade, perfect for quick calculations on the go.

Product Features:

  • Eight-digit calculator for quick calculations.
  • Negative LCD display for a modern, high-contrast look.
  • Dual time, daily alarm, and stopwatch functions.
  • Resin case and strap; water-resistant; case size: 42 × 33 × 7 mm.

Fun Fact:
CASIO’s calculator watches were not only a tech marvel of the 1980s but also became a favorite among engineers, students, and even spies—rumored to be used in covert operations due to their discreet computing capabilities!

SPECIFICATIONS

Band Type:

  • Resin Band

Case and Bezel material:

  • Resin

Size:

43.2 × 34.4 × 8.2 mm

Colour:

Black

Glass:

  • Resin Glass

Water resistance:

  • Water Resistant

World time:

Dual time

Calendar:

  • Full auto-calendar (to year 2099)

Stopwatch:

• 1/100-second stopwatch
• Measuring capacity: 23:59'59.99''
• Measuring modes: Elapsed time, split time, 1st-2nd place times

Alarm/hourly time signal:

  • Daily alarm
  • Hourly Time Signal

Mute feature:

  • Button operation tone on/off

Power supply and battery life:

Approx. battery life: 5 years on CR2016

Accuracy:

  • ±15 seconds per month

Other features:

• 8-digit calculator
• 12/24-hour format
• Regular timekeeping: Hour, minute, second, am/pm, year, month, date, day

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