• CASIO STR-300J-4JH
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CASIO · JAPANESE-MARKET REFERENCE

STR-300J-4JH

STR-300J-4JH

¥8,508 JPY
¥8,508 JPY
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This CASIO Collection sports watch has a compact shape for active use. Front-mounted timing buttons at the top and bottom are arranged for easy operation by feel while exercising. Memory stores up to 60 lap/split records, and an approximately ten-year battery life supports long-term convenience. This reference replaces STR-300J-4JF, with no change to the product specifications.

Reference
STR-300J-4JH
Case (H × W × D)
48.2 × 35.2 × 12.1 mm
Weight
30 g
Listed water resistance
5-bar water resistance

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Before & after your purchase

Read our shipping and return information before ordering. Model-specific warranty and repair guidance is available below.

Buying from JapanSize & function guide
Setup & support

Model reference: STR-300J-4JH

Search the official manual using this model or the module number on your watch.

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Warranty & service

Local warranty service outside Japan is not guaranteed. Read our return and repair policy and ask about your exact reference before ordering.

Bracelet fit & adjustments

Check the case dimensions and band details in the specifications. Ask us about fit, included links and adjustment options before placing an order.

Packaging & included items

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Product details
Model
STR-300J-4JH
JAN / EAN
4549526296284
Band material
Resin band
Crystal material
Resin glass
Weight
30 g
Case size (L × W × H)
48.2 × 35.2 × 12.1 mm
Price
¥8,508 JPY
Country of origin
JP

Specifications

Release date July 2021
Case size (H × W × D) 48.2 × 35.2 × 12.1 mm
Weight 30 g
Case and bezel material Resin
Band Resin band
Water resistance 5-bar water resistance
Power supply and battery life Approx. battery life: 10 years

Exterior details

Glass Resin glass (spherical / curved surface)
Compatible wrist size 145–205mm
Other features Buttons arranged for operation by feel

Watch functions

World time Dual time
Stopwatch Stopwatch: 1/100-second resolution below ten hours and one-second resolution thereafter, 100-hour capacity and lap/split timing; Memory for 60 records including record number, month/day, lap/split time, lap number, running distance and best lap; Cumulative distance calculation; Cadence and stride-length settings; Audible pace signal
Timer Countdown timer: one-minute setting increments, up to 100 hours, one-second measurement and auto repeat
Alarm Five time alarms, one with optional snooze; Hourly time signal
Light LED light: auto light, afterglow
Light color LED: green
Calendar Full auto-calendar
Accuracy Accuracy: ±15 seconds per month
Other features 12/24-hour format; The preinstalled battery is a monitor battery used to check watch functions and performance
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