Casio

Since entering the watch market in 1974, Casio has revolutionized digital timekeeping with their innovative approach to functionality and durability. Their G-Shock line, introduced in 1983, redefined shock-resistant watches and has become a cultural icon. The brand's Edifice collection brings sophisticated analog-digital technology to motorsports timing, while their Pro Trek series offers advanced environmental sensors for outdoor enthusiasts. Through their constant innovation in digital technology, solar power, and radio-controlled timekeeping, Casio continues to push the boundaries of what a watch can achieve.

33
Watches
6
Families
52
Listings

Families

G-Shock 6900

G-Shock GA-100

G-Shock GA-110

MR-G

MTG

Mudmaster

Current Listings

[WTS] G-Shock "CasiOak" Duo: Beach Time Lapse & Rare Manga Edition

G-Shock "CasiOak" Duo: Beach Time Lapse & Rare Manga Edition

Casio - GA-2100TLS and GA-2100MNGA · $500
Two unique G-Shock watches, the 'Beach Time Lapse' and 'Manga White', both featuring excellent condition and rare designs. The Beach Time Lapse model features a translucent gray bezel with shifting colors, while the Manga White has 2D printing on its bezel, band, and dial.

  • Condition: Excellent
  • Material: Bio-based resin
  • Features: Carbon Core Guard, Double LED 'Super Illuminator', unique shifting dial, made in Japan
Posted at
Apr 30, 2026, 11:53 AM
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[WTS] G Shock GSTB1000D-1A new unworn full kit

G Shock GSTB1000D-1A new unworn full kit

Casio - GSTB1000D-1A · $295
This Casio GST-B1000D-1A is a brand new, never worn G Shock watch. It comes in full kit form with all the necessary accessories.

  • Condition: New, unworn
  • Msrp: $440
Posted at
Apr 30, 2026, 9:55 AM
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[WTS] Casio G-Shock MRG-B2100D-2A Blue Dial Stunner Latest Release - April 2026 A.D. Warranty Card - Basically New, Full Kit - The Ultimate Luxury GADA Watch With No Maintenance Costs

Casio G-Shock MRG-B2100D-2A Blue Dial Stunner Latest Release - April 2026 A.D. Warranty Card - Basically New, Full Kit - The Ultimate Luxury GADA Watch With No Maintenance Costs

Casio - MRG-B2100D-2A · $3,600
This is a Casio G-Shock MRG-B2100D-2A with a unique blue dial. It features solar power and mechanical shock absorption design.

  • Condition: Basically new, full kit
  • Material: Titanium alloy
  • Depth rating: 200m
Posted at
Apr 29, 2026, 8:42 PM
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[WTS] brand new Casio Duro Islander bracelet 100$ shipped no

brand new Casio Duro Islander bracelet 100$ shipped no

Casio - Duro Islander · $100
This is a listing for a Casio Duro Islander bracelet with no description provided.

  • Condition: Brand new
  • Bracelet type: Islander
Posted at
Apr 29, 2026, 6:00 PM
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[WTS] Casio G-Shock MT-G MTGB2000YBD1 full set $700 obo

Casio G-Shock MT-G MTGB2000YBD1 full set $700 obo

Casio - MTGB2000YBD1 · $700
A G-Shock MT-G model with various features and a carbon core guard structure.

  • Condition: Pre-owned (worn a handful of times)
  • Case size: 55.1 × 49.8 × 15.9 mm
  • Weight: 131 g
  • Material: Carbon / Stainless steel
Posted at
Apr 29, 2026, 4:02 PM
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[WTS] Casio MR-G MRG-B2100 Series

Casio MR-G MRG-B2100 Series

Casio - MRGB2100R-2A · $2,675
This MR-G MRG-B2100 is a high-end G-Shock that blends iconic design with premium materials and finishing, suitable for collectors looking for a modern watch with everyday usability.

  • Condition: superb condition
  • Box included: true
  • Original booklets included: true
  • Warranty card included (unstamped): true
Posted at
Apr 29, 2026, 1:52 PM
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[WTS] Casio Duro Green + Uncle Straps Bundle - $99 CONUS

Casio Duro Green + Uncle Straps Bundle - $99 CONUS

Casio - Duro · $99
A Casio Duro with a green bezel and extra accessories, purchased last year. The seconds hand hits the minute markers on this model.

  • Condition: new
  • Bundle: includes various Uncle Straps
  • Shipping: CONUS via PayPal FF, Venmo, Zelle
Posted at
Apr 28, 2026, 6:05 PM
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[WTS] - Casio G-SHOCK GCW-B5000UN-6JR - 40TH ANNIVERSARY LIMITED EDITION.

- Casio G-SHOCK GCW-B5000UN-6JR - 40TH ANNIVERSARY LIMITED EDITION.

Casio - GCW-B5000UN-6JR · $1,750
This is a unique Casio G-SHOCK GCW-B5000UN-1 from the 40th Anniversary series. It features a forged carbon build and a monocoque carbon case with a marble pattern that's one-of-a-kind due to its manufacturing process.

  • Condition: pristine, like-new condition
  • Case Size: 43mm (classic square profile)
  • Material: Forged Carbon bezel and band, Carbon Monocoque case
  • Weight: 65g (remarkably light)
Posted at
Apr 28, 2026, 4:49 PM
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[WTS] Casio G-Shock GM-2100 (Metal “CasiOak”) – $120 shipped

Casio G-Shock GM-2100 (Metal “CasiOak”) – $120 shipped

Casio - GM-2100 · $120
This Casio G-Shock GM-2100 features shock resistance, a clean crystal, and light scratches on the case. It comes with an original strap and is in overall good condition.

  • Condition: Good
  • Water resistance: 200m
  • Case condition: Light scratches
  • Display type: Analog/Digital
Posted at
Apr 28, 2026, 10:50 AM
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