CREST CR5 Dive Computer & Sports Watch




CREST CR5 Dive Computer & Sports Watch, with decades of solid development and production experience, has provided the diving world with nearly 0% of fail rate product – CR4 Dive computer. Its intuitive UI design and high quality allows divers a smooth path enjoying the Ocean. CREST now cooperates with Taiwan’s leading triathlon brand “Marathon World” to customize CR5 Dive Computers for worldwide users.

Equipped with high-performance IC, heart rate monitoring and global positioning system, CREST CR5 Dive computer has diving mode and sports mode to meet all your needs.
Imagine managing all your sports data in one hand!

Explore the Blue. Enjoy the Journey.

Available in 2 Colors
Matte Black / Polish Silver



  • Lightweight, weighted only 80 grams
  • Multi-Colored monitor with bright backlight
  • Scratch resistant and anti-fingerprint
  • Medical grade liquid silicone rubber wristband


  • Powerful battery life
  • Fast-Charging 85% in 1 hour

Sports / Dive 

  • Waterproof: 10 ATM
  • 1000+ dive logs storage
  • Residual Nitrogen, settings and dive logs resettable
  • User-friendly and intuitive interface for diving and sports modes
  • Smart wrist rotation for switching information display
  • Accurate and stable heart rate monitoring IC for data tracking
  • Built-in sports mode to meet all needs: hiking, biking, running, swimming, fitness and diving.
  • Support triathlon and duathlon mode
  • Support various training modes: interval training (IT), distance run, time run, calorie run, pace run.
  • Metronome and timer function for easier  sports performance tracking and enhancement
  • Import hiking routes easily


Depth Limit 100 m / 330 feet
Gas Support Air and Nitrox (EAN 21-99%)
Battery Type Rechargeable battery (300+ charge cycle)
Decompression Algorithm Based on Buehlmann ZH-L16C
Dive / Sports Mode Support Scuba, Freedive, Gauge, Plan
Run, Hike, Bike, Swim, Work Out, Triathlon or Multisport
Battery Life Dive Mode up to 25 dives
Sports Mode up to 40 hours
Standby Mode up to 14 days
Dive Rating 10 atm
Log Storage 1000+
Safety Factor Conservative, Normal, Aggressive
Screen Resolution 240 x 240 pixel
Display Size 3.1 cm / 1.22 inches
Display Type Color MIP LCD
Weight 80g
Bezel and Button 316 Stainless Steel
Lens Corning Gorilla Glass ( 38mm / 1.45”)
Straps 18MM Liquid Silicone Rubber
Display Temperature 0°C ~ 40°C (32°F ~ 104°F)
Operating Temperature -5°C ~ 40°C (23°F ~ 104°F)

Alarms  Audible and vibration alarms

Dive Setting
Mode: Scuba, Freedive, Gauge
Auto Mode: Scuba, Freedive, Gauge
Auto Mode Depth: Adjustable
Dive Profile

Scuba Mode
O2: 21~99%
PO2: 1.2~1.6
Conservatism: 3 Level
Sampling Time: Adjustable
Log Stop Time: Adjustable

Dive Alarm
Depth Alarm: Scuba, Freedive
Time Alarm: Scuba, Freedive
SI Alarm: Freedive

Sports Setting
Sports Support: Run, Hike, Bike, Swim, Triathlon, Work-out
Auto Pause
Auto Lap
Auto Backlight

Run Mode: Road, Race, IT (Interval Training), Distance, Time, Calorie, Pace, Indoor
Race Type: Full marathon, Half marathon,10km, Custom Mileage
Custom Mileage: 0.25~999 km
Set Pace: 01:30~09:05

Navigate: Import route or GPX

Bike Mode: Training, Race, Distance, Time, Calorie, Indoor

Swim Mode: Pool 50 m, Pool 25 m, Custom Pool, Open water
Swim Type: Freestyle, Breaststroke, Backstroke
Custom Pool: 50~950 m

Triathlon Mode: Triathlon, Duathlon, Custom

Work out
Work Out Mode: Timer, Action

Sports Alarm
Heart Rate Alarm
Pace Alarm
Distance Alarm
Time Alarm

Navigate (Hike)
Scroll Page
Clock Alarm

Heart Rate Monitor
Bike Speed Sensor
Bike Cadence Sensor

Heart Rate
Heart Rate Measure: Built-in PPG, Paired HRM Strap
Heart Rate Monitor: Yes (per 5 min)
Resting Heart Rate
Max Heart Rate

Language: English, 中文
Unit: M/C, FT/F
Time: Auto Time
Daylight Saving Time (DST): Yes

Reset / Delete
System Reset
Mileage Reset (Sports Mode)
Tissue Clear (Dive Mode)
History Delete (Sports Mode, Dive Mode)

Links for all courses –

Link for leisure trips –

Also check out Dive Singapore for the variety of gears we carry visit :