14 New G-Shock Drops for April Include 4 Must-Have Limited Editions
Fourteen G-Shock models opened for pre-order in Japan on April 1, with the rainbow full-metal GMW-BZ5000RC-1 selling out on day one at ¥121,000.

Casio's April 2026 G-Shock catalog is one of the sharpest monthly drops in recent memory: 14 new models spanning five distinct design territories, with four designated limited editions and one first-day sellout already confirmed. Pre-orders went live at G-Shock Japan on April 1, with nearly the full roster also listed for the Asia region. Here is every model in the lineup.
GA-100BEG-1A
The GA-100BEG-1A opens the Black and Electro Green series, translating the GA-100's familiar large-case analog-digital architecture into an all-black exterior with green-tinted display. The series draws direct inspiration from G-Shock's earlier Black and Bold Red Series, but the green display register gives it a distinct, almost night-vision quality that separates it cleanly from that predecessor. Battery life runs approximately two years, placing this at the entry tier of the BEG lineup in terms of power management. The GA-100 silhouette has been in continuous production long enough to earn genuine icon status, and the BEG colorway renews it without redesigning it.
GA-700BEG-1A
The GA-700BEG-1A steps the battery life up to five years, a meaningful practical upgrade for buyers who want the BEG aesthetic without the maintenance of regular swaps. The GA-700 shares the analog-digital layout of the GA-100 but runs a slightly different case geometry with a more pronounced bezel shelf. The green-tinted display maintains full visual consistency with the rest of the series. At five years between battery changes, this is the BEG model best suited to someone who wears their G-Shock daily and wants nothing to interrupt that routine.
GA-B010BEG-1A
The GA-B010BEG-1A is the most feature-loaded analog-digital entry in the BEG lineup, combining Tough Solar power generation with Bluetooth smartphone connectivity and a built-in Step Tracker. The solar panel eliminates battery replacement concerns entirely, and the Bluetooth connection handles automatic time correction and phone-finding functions. For anyone who wants the Black and Electro Green colorway on a watch that genuinely earns daily carry, this is the pick: it keeps pace with the wearer rather than demanding attention.
GA-B2100BEG-1A
The GA-B2100BEG-1A applies the same Tough Solar and Bluetooth feature set as the B010 to the octagonal CasiOak case, G-Shock's most design-forward mainstream silhouette. The thinner profile of the 2100 architecture translates well with the BEG colorway, and the green-tinted display reads particularly cleanly through the lower-profile case. For buyers who want the connected capabilities of the GA-B010 in a case with stronger visual identity, the GA-B2100BEG-1A is the right choice. The CasiOak shape has driven consistent demand since its introduction and remains one of the most giftable configurations in the lineup.
GD-010BEG-1
The GD-010BEG-1 is the only full-digital model in the BEG series and, at 10 years of battery life, the clear endurance leader of the entire lineup. The GD-010's blockier, more utilitarian case stands apart from the analog-digital BEG models in silhouette, giving collectors a distinct shape shift within the series. The green-tinted display reads especially sharp against the all-black resin, and the 10-year power reserve removes the watch from the maintenance conversation almost entirely. For a collector working through the full BEG series, this is the model that closes out the set with maximum contrast.
GMC-B2100ADS-1A
Outside the BEG grouping, the GMC-B2100ADS-1A takes the CasiOak octagonal case in a different direction entirely: a full analog display, Tough Solar power, Bluetooth, a metallic vapor-deposited silver dial, and black subdials. The silver and black dial combination gives this model a dress-adjacent register that is unusual for G-Shock's typically sport-forward catalog. The GMC-B2100 line is already one of G-Shock's more refined expressions, and the ADS colorway pushes that refinement further. Among all 14 April models, this is the one most likely to work under a jacket sleeve.
GMA-P2100SR-1A
The GMA-P2100SR-1A reintroduces Casio's polarized glass concept in the women's-oriented GMA-P2100 case, priced at 19,800 yen in Japan. The polarized display produces an iridescent, light-shifting quality that separates it entirely from standard G-Shock aesthetics. Casio's seasonal positioning is deliberate: the SR series is designed around summer and holiday energy, and the 1A colorway works the warmer end of that palette. The GMA-P2100's slim profile makes this a natural choice for buyers looking for G-Shock's impact resistance with a finish that reads closer to accessory than field gear.

GMA-P2100SR-7A
The GMA-P2100SR-7A is the lighter companion to the SR-1A, sharing its polarized display treatment and 19,800-yen price point while running a cooler, lighter colorway. The two models are clearly designed as a complementary pair, and the 7A's color register makes it the more versatile everyday option of the two. Both sit at the same price and use the same slim GMA-P2100 case, so the choice between them is purely a matter of preferred palette. Buying them together at 39,600 yen total is a coherent gifting move.
GM-S2110SR-1A
The GM-S2110SR-1A applies the polarized display concept to the more premium GM-S2110 architecture, adding a logo-less stainless steel bezel that elevates the execution significantly above the GMA-P2100SR models. Priced at 30,250 yen, it is a clear step up in both finish and price. The black resin band pairs with pink and orange color accents, and the absence of branding on the bezel face gives the watch a cleaner, more considered appearance than most standard G-Shock catalog entries. The logo-free design choice is a strong one: it prioritizes the object over the badge.
GM-S2110SR-7A
The GM-S2110SR-7A shares the SR-1A's hardware and 30,250-yen price exactly but arrives in a white resin band with green and blue accents, producing a completely different chromatic mood from the same case. The logo-less stainless steel bezel applies identically to both models, maintaining the elevated aesthetic across the pair. The white and green 7A reads lighter and more seasonal than its black partner, and the two together cover enough tonal range to work for different wrists and contexts. At 30,250 yen, both GM-S2110SR models occupy a natural mid-tier between the GMA-P2100SR pair and the limited editions that follow.
GW-BX5600CBG-2JR
The GW-BX5600CBG-2JR is the April lineup's most conceptually grounded limited edition, priced at 35,200 yen. Its ocean-inspired cloth band is constructed from recycled fishing nets, tying the object directly to the environmental concept behind the design. The watch runs on the GW-BX5600 platform, which features a high-contrast MIP LCD display, Tough Solar, Multi-Band 6 automatic time correction, and Bluetooth connectivity in a bio-based resin case. The GW-BX5600 has not yet reached the U.S. market as a standard release, making this limited edition a potential first point of contact for American buyers with the platform. Pre-orders had not sold out at the time they opened, a window that may not stay open as international attention reaches the series.
GMW-BZ5000RC-1
The GMW-BZ5000RC-1 is the headline model of April 2026's entire G-Shock calendar, and its first-day performance confirmed it. Pre-orders sold out on the same day they opened at Casio's official stores in Japan and China, and at major Japanese retailers Bic Camera and Yodobashi Camera. The price: ¥121,000 in Japan, listed at £770 by Casio U.K. The watch is built around a gradient rainbow ion-plated center case with rainbow vapor deposition applied to the glass itself and gold-colored accents throughout the hardware. Casio states the design and structure were refined using artificial intelligence trained on decades of the brand's shock-resistance data, a production detail that distinguishes this release from standard colorway drops. The full-metal construction carries a Japan-made designation and pairs with the GMW-BZ5000's MIP LCD display, which offers superior contrast and viewing angles compared to traditional TN or STN LCD technology. For collectors who missed first-day pre-orders, international availability through markets like the U.K. may offer a secondary window, but secondary-market prices on Japan-made rainbow IP G-Shocks tend to rise quickly.
DW-5600AKA-4
The DW-5600AKA-4 is one of two Japan-made Akachochin Series limited editions in the April drop, priced at 22,000 yen and listed exclusively for Japan, with no Asia-region availability. The design is rooted in akachochin, the traditional red paper lanterns that hang outside izakayas and restaurants throughout Japan. Black Japanese characters reading "耐衝撃" (shock-resistant) are printed vertically across the bezel, while a secondary print on the LCD display completes the full character composition across the watch face. Black buttons, a black band keeper, an exclusive case back engraving, and special packaging complete the limited-edition treatment. The DW-5600 square case is G-Shock's foundational silhouette, and seeing it dressed in kanji and lantern-inspired detailing is one of the more culturally specific uses of that canvas in recent memory.
DW-6900AKA-4
The DW-6900AKA-4 carries the identical Akachochin concept to the larger triple-window DW-6900 case, also at 22,000 yen and also Japan-only. The DW-6900's three circular windows give the kanji typography a wider surface area to work across, and the same black-detail package runs throughout: black buttons, black band keeper, exclusive case back engraving, and special packaging. The Akachochin Series is clearly conceived as a two-model unit, and at 44,000 yen for the pair, the combined purchase has the logic of a matched set behind it. Both models are the most geographically restricted of the four limited editions in the April lineup, which makes international acquisition a deliberate effort rather than a casual click.
The GMW-BZ5000RC-1's first-day sellout is a useful calibration for the three remaining limited editions still in play. Casio's Japan-made rainbow drop confirmed what the collector market already understood: when the combination of full-metal construction, premium finishing, and limited designation lines up on a single model, the pre-order window is measured in hours, not weeks. The Akachochin pair, the GW-BX5600CBG-2JR, and the wider BEG and SR series all have their own distinct audiences. April 2026 is simply the month Casio decided to address all of them at once.
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