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Outbyte PC Repair FREERepair Windows errors before they cause bigger problemsFix Now →Outbyte Driver Updater FREEScan for outdated or missing drivers - takes under a minuteDriver Scan →The Casio G-Shock MR-G MRGB5000 is a premium digital square-watch family that pairs the original G-SHOCK square’s brick-pattern dial and red line with a titanium-based case and detailed metal finishing. Casio’s U.S. page lists three variants from $3,500 to $4,500; their finishes and bands differ, while the documented MRGB5000B-1 includes Tough Solar, Multiband 6, Bluetooth smartphone linking, and 200-meter water resistance.
What is the MR-G MRGB5000?
MR-G is Casio’s flagship G-SHOCK line, and the MRGB5000 brings that premium construction to the square design that began the G-SHOCK story. Casio says the series retains the original’s brick dial pattern and red line, while updating the case and bezel with multi-part metal construction. The result is a digital G-SHOCK that preserves the recognizable square format rather than shifting to a conventional analog luxury-watch design. Casio’s MRGB5000 collection page
Casio describes a 25-component bezel whose pieces are polished before assembly. It also describes a dedicated module based on the GMW-B5000 module, with gold plating on the circuit retainer plate. These are manufacturer descriptions of design and construction, not independent durability findings. In its December 1, 2023 announcement of the MRGB5000R, Casio called it “A brand-new MR-G born of leading-edge technology and craftsmanship.” Casio’s announcement
What do the MRGB5000R, D, and B cost?
Casio’s U.S. 5600/5000 collection page lists these prices. They are page-listed prices, not assurances of current stock or the price a retailer will charge; check the live listing before buying. Casio’s 5600/5000 series page
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| Variant | Casio U.S. listed price | What the cited sources establish |
|---|---|---|
| MRGB5000R-1 | $3,500 | Casio announced this variant with a Dura Soft band; specific full specifications are not stated on the cited collection price page. |
| MRGB5000D-1 | $4,000 | Specific full specifications are not stated on the cited collection price page. |
| MRGB5000B-1 | $4,500 | Casio’s model page specifies a solid titanium band and a titanium/titanium-alloy case and bezel; see the model specifications below. |
The available facts support comparing the variants by finish, band type, weight, dimensions, and live price rather than assuming the higher-priced version adds a particular function. Casio’s MRGB5000B-1 model page provides the detailed specifications for that variant, but the cited price page does not establish equivalent full specification sheets for the R-1 and D-1. Casio’s MRGB5000B-1 specifications
What are the MRGB5000B-1’s specifications?
Casio lists the following for the MRGB5000B-1. Dimensions are case measurements, and the weight is the listed watch weight. Casio MRGB5000B-1 product page
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- Smartphone Link Functions; Battery Level Indicator; New Layer Guard Structure; Tough Solar; Dual Dial World Time; Chronograph
- 200 Meter Water Resistance; Shock Resistance; Neobrite; Bluetooth Capability
- Quartz Movement
- Case Diameter: 53.8mm
- Water resistant 200m (660ft): in general, suitable for professional marine activity and serious surface water sports, but not diving
| Specification | Casio-listed detail |
|---|---|
| Case dimensions | 49.4 × 43.2 × 12.9 mm |
| Weight | 114 g |
| Case and bezel | Titanium and titanium alloy |
| Band | Solid titanium |
| Crystal | Sapphire crystal with anti-reflective coating |
| Resistance | Shock resistant; 200-meter water resistance |
| Power and timekeeping | Tough Solar; Multiband 6 radio-controlled timekeeping |
| Phone connection | Bluetooth mobile link |
Through the CASIO WATCHES app, Casio lists automatic time adjustment, world-time settings, reminders, watch status, self-check, and phone finder among the supported functions. Bluetooth linking is useful for those app features; it is separate from Multiband 6 radio reception, which is the watch’s radio timekeeping function.
What materials distinguish the MR-G from a standard square G-SHOCK?
The MRGB5000’s metal construction is the main distinction. Casio’s collection guide describes the broader 5000 series as having stainless-steel case heritage, while the 5600 series uses resin cases, sometimes reinforced with carbon or glass fiber. It lists MR-G separately from the lower-priced full-metal GMW-B5000 models. The MR-G family adds premium titanium-based construction and more elaborate finishing; it is not simply a standard resin square with a metal-colored surface. Casio’s series guide
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- Countdown timer, full auto calendar, 12/24 hour format
- Quartz Movement
- Case Diameter: 51.2mm. Hourly time signal
- Water resistant 200m (660ft): in general, suitable for professional marine activity and serious surface water sports, but not diving
- Shock Resistant; 200M Water Resistant; Auto LED; World Time; 5 Daily Alarms; 1/100th Sec. Stopwatch.
Casio says the MR-G B5000 series uses a COBARION cobalt-chrome alloy for the visible bezel top and DAT55G titanium alloy for the band, alongside Ti64-based titanium in the construction. The exact material composition can vary by model and finish, so these claims should not be generalized to every variant without checking its specification. Casio describes COBARION as about four times harder than pure titanium and DAT55G as about three times harder than pure titanium; those are Casio’s material comparisons, not a guarantee that a watch cannot scratch or be damaged. Casio’s MR-G materials overview
Casio also describes the sapphire crystal and anti-reflective coating as scratch-resistant and high-transparency features. “Scratch-resistant” does not mean scratch-proof. Casio’s MRGB5000 collection page
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- Tough Solar Power & Multi-Band 6 Atomic Timekeeping: Enjoy precise timekeeping with radio-controlled accuracy across six calibration signals worldwide, powered by Casio's efficient solar technology for continuous operation.
- Durable Stainless Steel Construction: Features a robust stainless steel band with a one-touch 3-fold clasp and a shock-resistant resin/stainless steel case, providing both durability and a sleek, sophisticated look.
- 200-Meter Water Resistance: Built to withstand extreme conditions, this watch is suitable for professional marine activities and serious surface water sports, offering water resistance up to 200 meters (660 feet).
- Versatile Timekeeping Functions: Equipped with world time across 31 time zones (48 cities), a 1/100-second stopwatch, 24-hour countdown timer, and 5 independent daily alarms (including a snooze alarm) to keep you on schedule.
- Electro-Luminescent Backlight with Full Auto EL: The blue-green EL backlight with afterglow ensures optimal readability in low-light conditions, automatically activating in dim environments for your convenience.
How should you compare the MRGB5000 with other square G-SHOCKs?
Start with what changes the ownership experience and cost, not with the shared square outline. A resin 5600, a full-metal GMW-B5000, and an MR-G MRGB5000 occupy different material and price tiers. The MR-G’s case and finishing justify a large price difference only if those construction choices matter to you; solar, radio time reception, Bluetooth features, and water resistance should be checked on the exact model you are considering rather than inferred from family resemblance.
- Materials and finish: identify the case, bezel, and band materials for the exact reference. “Metal square” does not tell you whether it is resin, stainless steel, or titanium-based.
- Band and fit: distinguish a solid-link metal band from a softer band such as the Dura Soft band Casio identified for the R-1. The cited specifications do not provide a comparative fit assessment.
- Size and weight: use the exact model’s dimensions and weight. The B-1 is 49.4 × 43.2 × 12.9 mm and 114 g; do not transfer those figures to the R-1 or D-1 without their own specifications.
- Functions: check solar charging, radio reception, Bluetooth app functions, water resistance, and any other feature you actually need on the model page.
- Price and availability: compare current listings, since Casio’s page prices can change and do not guarantee retailer inventory.
Who is the MRGB5000 for?
The MRGB5000 makes most sense for someone who specifically wants the square G-SHOCK design in a flagship, metal-finished form and values the materials and construction enough to consider a several-thousand-dollar watch. If your priorities are the square look and core G-SHOCK utility rather than MR-G materials and finishing, Casio’s own lineup provides resin 5600 and full-metal GMW-B5000 alternatives at lower tiers. The MRGB5000’s quoted prices make it a considered luxury purchase, not a necessary upgrade for obtaining solar, radio-controlled timekeeping, or smartphone-link features.
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