Seiko Prospex DIVER'S WATCH 55TH ANNIVERSARY LIMITED EDITION SPB183 is powered by 6R35 automatic movement with ±25 to -15 seconds per day accuracy. This timepiece features a 42.65mm dial with date display, curved sapphire crystal, 24 jewels, stop second hand function and 200m water resistance / 660 ft. diver's.
| Glass | Curved Sapphire Crystal |
| Case Material | Stainless steel (super hard coating) |
| Case Color | Blue |
| Strap Material | Stainless steel (super hard coating) |
| Warranty | 1 Year |
| Water Resistance | 200m |
| Function | 3 Hands, Date Display |
| Movement | Automatic with manual winding |
| International Warranty | 1 Year |
| Case Size | 42.7mm |