
Prospex Speedtimer SRQ053
Ref.: srq053j1
The SRQ053 hits that sweet spot: modern mechanics with vintage race-day energy. It’s 42mm of solid steel with a black reverse panda dial that keeps things cool without showing off. Inside, Seiko’s 8R48 automatic chronograph handles business with a 12-hour stopwatch and crisp pushers that feel right every time. It’s sharp, balanced, and full of personality. Whether you’re timing laps or just running late, this Speedtimer has the kind of presence that doesn’t try too hard.






Case Details
All the info on the case construction, dimensions, shape, and finishing.
- Case Diameter
- 42mm
- Lug-to-Lug Distance
- 49.5mm
- Lug Width
- 20mm
- Case Thickness
- 14.6mm
- Caseback Style
- Closed Back
- Lugs Drilled?
- No
- Case Shape
- Round
- Case Material
- 316L Stainless Steel
- Case Finishing
- Brushed
- Water Resistance
- 10 ATM
Movement Details
Technical specs and extras under the hood.
- Movement Type
- Automatic
- Movement Name
- Seiko 8R48
- Frequency
- 28,800 BPH
- Hacking Seconds?
- Yes
- Complications & Features
- Chronograph, Date, Tachymeter
- Power Reserve
- 45 hours
- Jewels
- 34
- Shock Absorption
- Seiko Diashock
- Anti-Magnetism
- 4800 A/m
Dial Details
Color, material, lume, and other dial features.
- Lume Type
- LumiBrite
- Dial Color
- Black
- Dial Characteristic
- Matte
Crystal Details
Crystal material, type, and coatings.
- Crystal Material
- Sapphire Crystal
- Crystal Type
- Curved
- Anti-Reflective Coating?
- Yes
Crown Details
Crown type and any additional crown functions.
- Crown Type
- Screw-Down
General Details
Brand, origin, price range, and more.
- Brand
- Seiko
- Country of Origin
- Japan
- Watch Type
- Racing Sports
- Price Range (USD)
- $$