Seiko Prospex Speedtimer Solar Chronograph

Precision Powered by Light

Designed for performance and built for everyday reliability, the Speedtimer Solar Chronograph combines Seiko’s professional timekeeping heritage with modern solar technology. A compact 39mm case, high-legibility dial, and robust construction make it a true Prospex sports watch.

Dial

The dial features a refined sandblast finish, ensuring exceptional readability and reduced glare — crucial for a professional sports chronograph. Clear sub-dials, bold markers, and LumiBrite-coated hands enhance visibility in all lighting conditions.

Movement

Caliber: V192
Movement Type: Solar
Precision: ±15 seconds per month
Power Reserve: Approx. 6 months (fully charged)

Functions:

• Chronograph up to 60 minutes in 1/5-second increments

• 24-hour hand

• Small seconds hand

• Power reserve indicator

• Date display

• Overcharge prevention function

Solar technology eliminates the need for battery replacement, offering low maintenance and dependable performance.

Case & Band

Case Material: Stainless steel
Thickness: 13.3mm
Diameter: 39.0mm
Lug-to-Lug: 45.5mm
Weight: 165g
Distance Between Lugs: 20mm
Bracelet Length: 205mm
Clasp: Three-fold clasp with push button release

The 39mm case size offers a balanced, sporty profile suitable for both active and daily wear.

Crystal

• Curved sapphire crystal

• Anti-reflective coating on inner surface

Provides superior scratch resistance and enhanced dial clarity.

Additional Features

• 10 bar water resistance

• Magnetic resistance: 4,800 A/m

• Tachymeter function

• Screw case back

• LumiBrite on hands and indexes

Key Highlights

✔ Solar-powered convenience
✔ Motorsport-inspired chronograph design
✔ Compact and wearable 39mm case
✔ High legibility sports dial
✔ Durable Prospex construction