[Introduction] The Casio G-SHOCK GW-3000B Gravitymaster is a robust aviation-inspired model that combines bold analog styling with G-SHOCK toughness. Its black case, vivid orange accents, and highly legible dial create a strong instrument-like presence on the wrist. Equipped with Tough Solar charging and Multi Band 6 radio-controlled timekeeping, it offers excellent daily practicality together with the rugged identity that defines the Gravitymaster series. [Historical & Collector Value] The GW-3000B belongs to the G-SHOCK Gravitymaster line, a collection appreciated for its aviation-themed design language and functional, high-visibility layout. Models from this generation are especially appealing to collectors who enjoy purpose-driven G-SHOCKs with strong visual character, radio-controlled accuracy, and solar convenience. The bold black-and-orange color combination gives this reference particularly strong presence within the modern Gravitymaster family. Specifications ◇Brand: Casio ◇Model: G-SHOCK Gravitymaster ◇Reference: GW-3000B ◇Module: 5121 ◇Movement: Solar-powered radio-controlled quartz ◇Case size: Approx. 50 mm ◇Case / bezel material: Resin / stainless steel back ◇Dial color: Black with orange accents ◇Band: Black resin strap ◇Functions: Multi Band 6, Tough Solar, date, world time, stopwatch, alarm ◇Water resistance: 20 bar ◇Shock resistance: Shock Resist ・Condition Well preserved condition with light signs of normal use. The bezel and case show minor wear consistent with regular careful use, and the dial, hands, and markers remain clear and attractive. The resin strap is in good wearable condition and the watch retains a strong sporty overall presentation. ・Service History Operational checks have been performed, and the watch is functioning at the time of listing. As a solar quartz model, it does not require regular battery changes under normal use, though future maintenance may be required depending on usage and buyer standards. ・Shipping & Customs This watch ships from Japan, will be carefully packed, and international shipping is available. Customs duties and import taxes are the buyer’s responsibility.