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Home/Browse/Casio/GST-B400
SpecStudio
Casio GST-B400
Click to inspect
Casio · G-Shock

Casio GST-B400

Ref. GST-B400 · Sport

$350Stock unknown

645 matched eBay listings

Case

Diameter
49.6mm
Thickness
12.9mm
Material
Resin / Stainless steel
Water resistance
200m

Crystal & dial

Crystal
Mineral
Dial colour
Black

Movement

Type
Quartz

Design language

Case shape
round
Dial style
matte
Bezel
fixed
Bracelet
rubber
Hands
baton

AI-detected from the product image

G-Shock collection · 102 watches

AWG-M100
AWG-M10046.4mm
DW-5000R
DW-5000R42.3mm
DW-5040RX-7
DW-5040RX-742.8mm
DW-5600
DW-560042.8mm
DW-5610
DW-561043.8mm
DW-5900
DW-590046.8mm
DW-6600
DW-660050mm
DW-6900
DW-690050mm
DW-9052
DW-905243mm
DW-9052GBX
DW-9052GBX46.5mm
DW-B5600
DW-B560042.8mm
DW-H5600
DW-H560044.5mm
89 more in this collection
DWE-5600JBG-5600G-7900G-8900G-SHOCK G-STEEL GST-B500G-Shock GW-M5610GA-010GA-100GA-1000GA-110GA-1100GA-2000GA-2100GA-2110GA-2140GA-2200GA-400GBGA-700GA-710GBGA-800GA-900GA-B001GA-B010GA-B2100GA-V01GAS-100GBA-400GBA-800UCGBA-900GBA-950GBD-200GBD-800GBD-H1000GBD-H2000GBM-2100AGBX-100GBX-H5600GD-010GD-100GD-120CMGD-350GD-400GD-B500GG-1000GG-B100XMGLX-5600KBGM-110GM-2100GM-2110DGM-5600GM-6900GM-700GGM-B2100SDGM-H5600GM-S2110GM-S5600PGGMA-P2100GMA-P2126WGMA-S110XGGMA-S120MFGMA-S140GMA-S2100GMD-B300GMD-S5610BBGMW-B5000GMW-BZ5000GDGPR-H1000GR-B300GST-B100GST-B1000DGST-S100GGW-2310UGW-2320FPGW-5000HSGW-6900UGW-7900GW-9400GW-9500GW-B5600GW-M500AGW-M530AGWF-A1000GWF-D1000GWG-B1000GX-56BBRMRG-B2000MRG-B5000MTG-B2000MTG-B3000
Alternatives

01The market

Market prices.

Retail$350

The forum market

See what sellers are asking.

Active listings1Across watch forums
Closed · 90d0Asking-price history

Browse forum listings and their asking prices. Market+ adds the weekly trend.

Retail stock & market context

Casio on the secondhand market

Not enough to call it

-4.7% to +18.7% · 54 matched watches

Year-by-year readings →

02The connection engine

More like this.

Casio G-SHOCK G-STEEL GST-B500

Casio

G-SHOCK G-STEEL GST-B500

48.9mm · Solar$314

Rockwell Time Coliseum Fit (digital)

Rockwell Time

Coliseum Fit (digital)

49mm · Quartz$130

Rockwell Time Coliseum (Digital)

Rockwell Time

Coliseum (Digital)

49mm · Quartz$109

Jorg Gray Watches JG9600

Jorg Gray Watches

JG9600

48mm · Quartz$695

Jorg Gray Watches JG8300

Jorg Gray Watches

JG8300

47mm · Quartz$595

Jorg Gray Watches JG8700

Jorg Gray Watches

JG8700

47mm · Quartz$395

View all alternatives

03The community take

Owners talk.

“

The Casio GST-B400 is praised for its sleek, sexy, and rugged design, with reviewers highlighting its well-finished metal case and bezel, large pushers, and Bluetooth connectivity at an affordable $320 USD. Owners generally appreciate its slimmer, lighter case design and bracelet integration, finding it a good size for smaller wrists and superior to some other models. However, several owners note that the mineral crystal is a compromise over sapphire, with one owner wishing for sapphire glass and a hardened case. The digital sub-dials and negative display are frequently cited as difficult to read in low light, and some users miss the presence of a second hand. On balance, owners and reviewers rate the Casio GST-B400 highly for its attractive design and G-Shock toughness at a competitive price point, despite some reservations about the display legibility and crystal material.

Synthesized from 10 sources
Reddit·6↗
WatchUSeek·3↗
A Blog to Watch↗
Open the discussion

On real wrists

No shots yet. Show how it wears.

04The paper trail

Ask the communityStart a discussion about the GST-B400: get takes from other collectors.Ask →

05The discussion

Talk about the Casio GST-B400.