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14 digits / Heavy duty
Practical Calculators
Compact Desk Type


My GShock




About Ms.Shigehara -Calculator expert

Helpful features for fast and accurate work

Tips for fast typing

How to use calculator

Durable Anti-fade keys

28 keys, including numeric and arithmetic keys, are produced by injecting plastic of two different colors. The markings of the 28 keys are plastic, which means they do not wear or fade with use.

Key cross-section

Three-Key Rollover

Key operations are stored in a buffer, so that nothing is lost even during high-speed input.

* Excluding DS-140TVS/120TVS

Extra Large Display

Larger display makes more data easier to read.


Key Layout and Key Cap Shape

Keys are ergonomically shaped and configured to match natural finger movements.

Non-slip Structure

Large rubber feet on the bottom of the calculator keep it from slipping during operation.


Function Command Signs

A symbol (+,−,×,÷) on the display indicates the status of the operation you are currently performing.

Silent Touch Keys

Keys are specially designed for silent operation when compared to previous CASIO calculators to help maintain a more pleasant working environment.

Solar & Battery

Solar powered when light is sufficient, battery powered when light is insufficient.

Adjustable Tilt Display

The tilt display ensures ease of viewing.

* JS-140TVS/120TVS only.

A slim, flat body for excellent portability

This slim, flat calculator , just 10mm thick, rests comfortably in the hand fits easily in a bag or briefcase.

* JS-140TVS/120TVS only.


Product features
Currency exchange function
Tax calculation
Metal Faceplate
Adjustable Tilt Display
Product type
Metal Faceplate
Adjustable Tilt Display
Compact Desk Type
Number of digits
14 digits
Liquid crystal display
Extra Large display
Function command signs
3-digit comma markers
Key characteristics
Durable Anti-fade Keys
Plastic keys
Key functions
Key rollover
Shift key (▶)
Sign Change (+/-)
Grand total (GT)
Independent memory
Power supply
Solar & Battery
Size (D × W × H)
179 × 107 × 10 mm

Display format settings
Decimal selector (4/3/2/1/0/ADD₂)
Rounding selector (F・CUT・5/4)

Basic calculation
Basic Calculation
Regular percent (%)
Profit margin percent
Square root (√)
Applied calculation
Currency exchange function
Tax calculation

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