Rockwell Time
Coliseum Fit (digital)
- $160 recorded MSRP, $190 lower
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Watch alternatives
Alternatives to the Casio GST-B400
Reference GST-B400
Keep what you like. Explore what could be different. Compare 46 catalog matches by dimensions, movement and price.
- Case diameter
- 49.6 mm
- Lug-to-lug
- Not recorded
- Movement
- Quartz
- Catalog MSRP
- $350
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchCasio G-SHOCK G-STEEL GST-B500$314 recorded MSRP, $36 lowerSee the match Lower recorded MSRPCasio AQ-S820W$65 recorded MSRP, $285 lowerSee the match
Calculated from catalog specifications and similarity signals. Prices are recorded MSRP in USD, not current retail offers. Missing measurements stay unknown.
Your priorities
Narrow these matches without leaving the page.
46 matches
Microbrand picks· 12
Discover smaller makers with catalog similarities to this watch.
Rockwell Time
Coliseum (Digital)
- $109 recorded MSRP, $241 lower
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Jorg Gray Watches
JG9600
- 48 mm case, 1.6 mm narrower
- Both use quartz movements
What changes
Compare models 2.5 mm thicker case. $695 recorded MSRP, $345 higher
Jorg Gray Watches
JG8300
- 47 mm case, 2.6 mm narrower
- Both use quartz movements
What changes
Compare models 0.4 mm thinner case. $495 recorded MSRP, $145 higher
Jorg Gray Watches
JG8700
- 47 mm case, 2.6 mm narrower
- Both use quartz movements
What changes
Compare models 0.3 mm thicker case. $395 recorded MSRP, $45 higher
Ratio
FreeDiver Black Dial Quartz 1050MD93-02V-BLK 1000M
- $150 recorded MSRP, $200 lower
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Ratio
FreeDiver Version 02 Helium Safe 1000M Sapphire Quartz
- $150 recorded MSRP, $200 lower
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Ratio
FreeDiver 1038EF102V-BLK-V02 1000M Men's Watch
- $160 recorded MSRP, $190 lower
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Rockwell Time
Kinetic
- $109 recorded MSRP, $241 lower
- 50 mm case, 0.4 mm wider
- Both use quartz movements
What changes
Compare models 0.9 mm thinner case
Lum-Tec
B73
- 44 mm case, 5.6 mm narrower
- Both use quartz movements
What changes
Compare models $463 recorded MSRP, $113 higher
Smith & Bradley
Lockdown
- $40 recorded MSRP, $310 lower
- 48 mm case, 1.6 mm narrower
- Both use quartz movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Luminox
RECON Nav Spec 46mm
- 46 mm case, 3.6 mm narrower
- Both use quartz movements
What changes
0.6 mm thicker case. $875 recorded MSRP, $525 higher
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Casio
G-SHOCK G-STEEL GST-B500
- $314 recorded MSRP, $36 lower
- 48.9 mm case, 0.7 mm narrower
What changes
Compare models Solar quartz movement instead of quartz
Casio
PRG-601
- $330 recorded MSRP, $20 lower
- 51.5 mm case, 1.9 mm wider
- Both use quartz movements
What changes
Compare models 1.9 mm thicker case
Citizen
Promaster Diver Ecozilla
- 48 mm case, 1.6 mm narrower
What changes
Solar movement instead of quartz. $469 recorded MSRP, $119 higher
Casio
PRG-600
- 51.5 mm case, 1.9 mm wider
- Both use quartz movements
What changes
Compare models 0.5 mm thicker case. $365 recorded MSRP, $15 higher
Citizen
Promaster Skyhawk A-T
- 46 mm case, 3.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Timex
IRONMAN Adrenaline 46.5mm Resin Strap Watch
- $229 recorded MSRP, $121 lower
- 46.5 mm case, 3.1 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Timex
Waterbury America 250 Table Clock 49mm Stainless Steel
- 49 mm case, 0.6 mm narrower
- Both use quartz movements
What changes
$399 recorded MSRP, $49 higher
Tissot
Savonnette
- 48.5 mm case, 1.1 mm narrower
- Both use quartz movements
What changes
2.5 mm thinner case. $425 recorded MSRP, $75 higher
Seiko
Prospex 1982 Hybrid Diver's 40th Anniversary Limited Edition
- 46.9 mm case, 2.7 mm narrower
What changes
Solar movement instead of quartz. 1.3 mm thicker case
Tissot
Supersport Chrono
- 45.5 mm case, 4.1 mm narrower
- Both use quartz movements
What changes
1 mm thinner case. $515 recorded MSRP, $165 higher
Timex
Expedition Tide-Temp-Compass 45mm Stainless Steel Bracelet Watch
- $289 recorded MSRP, $61 lower
- 45 mm case, 4.6 mm narrower
- Both use quartz movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Cheaper alternatives· 10
Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.
Casio
AQ-S820W
- $65 recorded MSRP, $285 lower
- 50.1 mm case, 0.5 mm wider
What changes
Compare models Solar movement instead of quartz. 0.2 mm thinner case
Timex
Expedition Gallatin Solar 44mm Fabric Strap Watch
- $107 recorded MSRP, $243 lower
- 44 mm case, 5.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Swatch
Big Bold Jelly
- $125 recorded MSRP, $225 lower
- 47 mm case, 2.6 mm narrower
- Both use quartz movements
What changes
1.2 mm thinner case
Timex
Expedition Acadia Rugged 42mm Mixed Material Fabric Strap Watch
- $94 recorded MSRP, $257 lower
- 42 mm case, 7.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Timex
Triathlon 200 Lap 44mm Silicone Strap Watch
- $149 recorded MSRP, $201 lower
- 44 mm case, 5.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Casio
G-Shock GW-M5610
- $145 recorded MSRP, $205 lower
- 43.2 mm case, 6.4 mm narrower
What changes
Compare models Solar movement instead of quartz. 0.2 mm thinner case
Swatch
Easytippay
- $130 recorded MSRP, $220 lower
- 47 mm case, 2.6 mm narrower
- Both use quartz movements
What changes
1.2 mm thinner case
Swatch
Taste
- $130 recorded MSRP, $220 lower
- 47 mm case, 2.6 mm narrower
- Both use quartz movements
What changes
1.2 mm thinner case
Bulova
Silver-Tone Dial Stainless Steel Expansion Vintage Dress 43L226
- $150 recorded MSRP, $200 lower
- 24 mm case, 25.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Bulova
Blue Dial Leather Strap Classic 43L229
- $135 recorded MSRP, $215 lower
- 25 mm case, 24.6 mm narrower
- Both use quartz movements
What changes
Lug-to-lug is not recorded for this match.
Pricier alternatives· 12
Matches in a higher price band. Check the specifications to decide whether the differences matter to you.
Tissot
T-Touch Connect Solar
- 47.5 mm case, 2.1 mm narrower
- Both use quartz movements
What changes
Compare models 2.4 mm thicker case. $1,350 recorded MSRP, $1,000 higher
Tissot
T-Touch Connect Solar Jungfraubahn
- 47.5 mm case, 2.1 mm narrower
- Both use quartz movements
What changes
Compare models 3.2 mm thicker case. $1,250 recorded MSRP, $900 higher
Citizen
Promaster Sikorsky
- 46 mm case, 3.6 mm narrower
- Both use quartz movements
What changes
$1,025 recorded MSRP, $675 higher
Bulova
Icon Precisionist Men's Black Dial Stainless Steel Watch
- 46 mm case, 3.6 mm narrower
- Both use quartz movements
What changes
$1,025 recorded MSRP, $675 higher
Hamilton
Khaki Aviation X-Wind GMT Chrono Quartz
- 46 mm case, 3.6 mm narrower
- Both use quartz movements
What changes
0.8 mm thicker case. $1,245 recorded MSRP, $895 higher
Bulova
Black Dial EPDM Rubber Strap Series X 98B358
- 45 mm case, 4.6 mm narrower
- Both use quartz movements
What changes
$4,750 recorded MSRP, $4,400 higher
Citizen
Promaster Aqualand 200M Depth Meter
- 53 mm case, 3.4 mm wider
What changes
Solar movement instead of quartz. $769 recorded MSRP, $419 higher
Citizen
Promaster Navihawk A-T
- 48 mm case, 1.6 mm narrower
What changes
Solar movement instead of quartz. $850 recorded MSRP, $500 higher
Tissot
T-Touch Connect Sport Jungfraubahn
- 43.8 mm case, 5.9 mm narrower
- Both use quartz movements
What changes
Compare models 0.6 mm thicker case. $1,295 recorded MSRP, $945 higher
Hamilton
Ventura Edge Dune Limited Edition
- 51 mm case, 1.4 mm wider
- Both use quartz movements
What changes
0.9 mm thicker case. $2,725 recorded MSRP, $2,375 higher
Breitling
Endurance Pro
- 44 mm case, 5.6 mm narrower
- Both use quartz movements
What changes
0.4 mm thinner case. $3,900 recorded MSRP, $3,550 higher
Bulova
Icon Precisionist Men's Grey Black Dial Chronograph Watch
- 46.5 mm case, 3.1 mm narrower
- Both use quartz movements
What changes
$1,095 recorded MSRP, $745 higher
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