Casio Pro Trek PRT-B50-4
57.5 × 50.8 mm, module 5601.
- Japan: PRT-B50-4JF
- Module 5601
- 57.5 × 50.8 mm
- 100 m
- Mineral Glass
Specifications
- Module
- Casio module 5601, quartz · how to set it
- Power
- Approx. battery life: 2 years on CR2025 · other watches that take CR2025
- Accuracy
- ±15 seconds per month (with no mobile link function)
- Case size
- 57.5 × 50.8 mm (length × width)
- Thickness
- 15.8 mm
- Case
- Resin
- Crystal
- Mineral Glass
- Water resistance
- 100 m
- Weight
- 64 g
- Strap
- Resin Band
- Features
- 12/24-hour format, Alarm/hourly time signal, Calendar, Hand shift feature, Light, Light color, Mute feature, Stopwatch, Sunrise/sunset display, Timer, World time
- Released
- 2019-09
- Series
- Casio Pro Trek, PRT-B50
Same case, other colours
Identical case, module and dimensions; only the colours or materials differ.
Questions
What is the Japanese model number of the Casio PRT-B50-4?
Casio's Japanese site names it the PRT-B50-4JF: the same watch, its code with the Japanese market suffix.
What module is in the Casio PRT-B50-4?
Module 5601, a quartz movement. The module number is engraved on the caseback, and Casio's operation manual is filed under it: the module page links the manual and lists every watch that shares it.
What battery does the Casio PRT-B50-4 take?
CR2025. Casio's figure: Approx. battery life: 2 years on CR2025.
Does the Casio PRT-B50-4 have a sapphire crystal?
No. The PRT-B50-4 has a Mineral Glass crystal.
How water resistant is the Casio PRT-B50-4?
100 m (10 bar). That covers swimming and snorkelling; it is not a diver's watch.