SEIKO PROSPEX SSC935P1 - Speedtimer Solar Chronograph

The Seiko Prospex SSC935P1 is a sporty, motorsport-inspired solar-powered chronograph from Seiko’s Prospex Speedtimer line, blending classic racing heritage with modern solar technology. Designed with a crisp light blue sunray dial, black tachymeter bezel, and reliable solar quartz movement, this model offers strong everyday functionality and legible sports timing.

Key Features

• Speedtimer Heritage — inspired by Seiko’s iconic 1960s-70s Speedtimer chronographs, marrying classic design with modern performance.
• Solar-Powered Movement — Caliber V192 — charges from natural and artificial light, eliminating the need for battery changes with an approximate 6-month power reserve once fully charged.
• 60-Minute Chronograph — measures elapsed time in 1/5-second increments, ideal for sport timing.
• Power Reserve & 24-Hour Functions — included in subdials for practical daily utility.
• Tachymeter Bezel — fixed scale for average speed calculation, reinforcing the racing inspiration.
• Lumibrite Hands & Markers — enhanced visibility in low light.
• Curved Sapphire Crystal with Anti-Reflective Coating — premium clarity and scratch resistance.

Specifications

• Model: SSC935P1
• Collection: Seiko Prospex Speedtimer
• Movement: Solar Quartz — Caliber V192 (charged by light)
• Accuracy: ±15 seconds per month
• Power Reserve: Approx. 6 months when fully charged
• Functions:
• Hours, Minutes, Seconds
• Chronograph (up to 60 minutes / 1/5 sec)
• 24-hour subdial
• Power reserve indicator
• Date display
• Tachymeter scale

Case & Bracelet

• Case Material: Stainless Steel
• Bracelet Material: Stainless Steel with three-fold clasp + push button release
• Crystal: Curved Sapphire with inner anti-reflective coating
• Case Diameter: Approx. 41.4 mm
• Case Thickness: Approx. 13.0 mm
• Lug Width: 21 mm
• Case Back: Screw-down
• Weight: Approx. 164 g

Durability

• Water Resistance: 10 bar / 100 m — suitable for surface swimming and daily wear.
• Magnetic Resistance: 4,800 A/m

Colorway

• Dial: Light Blue / Pale Blue Sunray with black chronograph subdials
• Bezel: Black tachymeter scale insert
• Hands & Markers: Silver with LumiBrite
• Case & Bracelet: Silver stainless steel

The Seiko Prospex SSC935P1 Speedtimer Solar Chronograph brings classic racing style into the modern era with solar charging, chronograph precision, and expansive sports usability. Its sunray light blue dial and black tachymeter bezel give it visual impact, while Seiko’s Caliber V192 solar movement ensures long-lasting performance without battery changes — making it a compelling pick for sports enthusiasts and everyday wear alike.