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Casio G-Shock GRB300RY-1A9 Master of G-Air Gravitymaster Solar Green Watch

Condition: | Year of production 2025 | Original box | Original papers
$300
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Further details on this Casio G-Shock – New

Basic Info
Listing code NJMLK0
Brand Casio
Model G-Shock
Reference number GRB300RY-1A9
Movement Quartz
Case material Plastic
Bracelet material Rubber
Year of production 2025
Condition

The item is new and shows no signs of wear. The guarantee period begins with the purchase of the watch.
Scope of delivery
Original box, original papers
Gender Men's watch/Unisex
Location United States of America, Florida, Sarasota
Price $300 [Negotiable]
Availability Item is in stock

Caliber
Movement Quartz

Case
Case material Plastic
Case diameter 55 mm
Thickness 16 mm
Water resistance 20 ATM
Bezel material Steel
Crystal Mineral Glass
Dial Black
Dial numerals No numerals

Bracelet/strap
Bracelet material Rubber
Bracelet color Green
Clasp Buckle
Clasp material Steel

Functions
Chronograph, Date, Weekday, Month, Year, Alarm

Other
More details Small seconds, Quick Set, Only Original Parts
Product safety

Description
Casio G-Shock GRB300RY-1A9 Master of G-Air Gravitymaster Solar Green Rubber Watch

Whatever you’re doing, wherever you are — the G-SHOCK Master of G line has your back. For total support in the harshest environments, this GRAVITYMASTER watch delivers peak performance in punishing conditions in air. It features bold black to exude toughness and a band in the same bright yellow used for emergency rescues and safety signs. This innovative design is a sure fit for the world of professionals involved in rescue efforts and other critical missions. The organic form of the GRAVITYMASTER GRB300RY is inspired by next-generation aircraft and rendered with a seamless exterior design. The Carbon Core Guard structure and wide 3D face deliver durability, readability, and a comfortable fit. Enjoy all the practical functions as well, including dual-time simultaneously showing the time in two cities, a flight log memory function for recording routes traveled, and more. This tough watch delivers what you need to make quick decisions and take decisive action in the harshest of environments.

Case size (L× W× H)
59 × 54.7 × 15.7 mm
Weight
71 g
Case and bezel material
Bio-based Carbon / Bio-based resin / Stainless steel
Band
Bio-based resin band
Construction
Shock Resistant
Carbon Core Guard structure
Water resistance
200-meter water resistance
Time adjustment
Bluetooth: Connects to a smartphone and automatically adjusts the time
Power supply and battery life
Tough Solar (Solar powered)

World time
Dual time (Home City time swapping)
Stopwatch
1-second stopwatch Measuring capacity: 23:59'59. Measuring modes: Elapsed time, split time
Timer
Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Alarm/hourly time signal
Daily alarm
Light
LED light (Super Illuminator) Afterglow
Light color
LED:White
Calendar
Full auto-calendar (to year 2099)
Energy saving feature
Power Saving (hands stop to save power when the watch is left in the dark)
Battery display/alert
Battery level indicator
Run time
Approx. battery operating time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function)
Other features
Date display
Day indicator
Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 3 dials (dual time hour and minute, dual time 24-hour, day)

Security on Chrono24 for This Listing

Payment via Chrono24's secure Escrow Service

Payment via Chrono24's secure Escrow Service

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Commitment to Authenticity

Commitment to Authenticity

Our promise: Every new and used watch on Chrono24 is authentic. Our dealers are required to inspect each watch's authenticity and may only list original timepieces. However, should issues arise, you have 14 days upon delivery of your order to contact our support team and get your money back.
14-day money-back guarantee

14-day money-back guarantee

If the watch arrives and is defective or not as the seller described, you have 14 days to initiate a return and receive your money back.
Strict dealer guidelines

Strict dealer guidelines

In the interest of security, dealers on our marketplace must follow a strict set of rules. Before a professional dealer can sell on our platform, they must provide us with their photo ID, commercial register entry, business address, and tax number. Furthermore, we require all dealers to follow our strict dealer guidelines.
Insured shipping

Insured shipping

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Chrono24's quality & security team

Chrono24's quality & security team

Our 40-person quality & security team works hard to detect suspicious listings and address issues before they arise, allowing you to focus on what's most important – finding the right watch!
Learn more about security on Chrono24

Easy returns

Dissatisfied with your purchase? No worries! Chrono24's secure Escrow Service makes returning your order a breeze. If the watch arrives and is suspicious, defective, or not as the seller described, you have 14 days to initiate a return.

How returns work:

  1. 1.  Inform Chrono24's support team

  2. 2.  Ship the watch back to the dealer insured for its full value

  3. 3.  Receive a refund for the purchase price

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Seller

Sarasota Watch Company
Professional dealer | On Chrono24 since 2015
Sarasota, United States of America
English, Russian
1,549 watches sold
1,834 active listings
Sarasota, United States of America
English, Russian

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Replies within 9 hours

Sales

70 items sold

Reviews (951)
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