| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |

| Brand, Seller, or Collection Name | Casio |
| Model number | EF550D |
| Part Number | EF-550D-1AVDF_WW |
| Item Shape | Round |
| Dial window material type | Mineral |
| Display Type | ANALOG |
| Clasp | Deployment Clasp |
| Case material | Stainless steel |
| Case diameter | 45 millimeters |
| Case Thickness | 12 millimeters |
| Band Material | Stainless steel |
| Band length | Men's Standard |
| Band width | 24 millimeters |
| Band Color | Silver |
| Dial color | Black |
| Bezel function | Tachometer |
| Calendar | Date |
| Special features | Stop watch, tachymeter, Chronograph, measures-seconds, Timer |
| Movement | Quartz |
| Water resistant depth | 100 Meters |