SEIKO PROSPEX HBJ001P1 SOLAR SPEEDTIMER CHRONOGRAPH MEN WATCH

Seiko HBJ001P1 — Prospex Speedtimer Solar Chronograph

The Seiko HBJ001P1 is a solar-powered chronograph from Seiko's Prospex Speedtimer range — powered by the same V192 solar calibre found in the SSC939P1, SSC941P1, SSC943P1, and SSC947P1, but with a silver dial that introduces a fifth colourway to the Speedtimer Solar family. The V192 charges from any light source and delivers a 60-minute chronograph measuring in 1/5-second increments with split-time capability, a tachymetre scale for speed calculations, a 24-hour hand, a power reserve indicator, and ±15 seconds per month accuracy — all in a 41.4 mm stainless steel case with a curved sapphire crystal, LumiBrite, and 100 m water resistance. The silver dial creates a monochromatic, stealth-luxe aesthetic when paired with the silver case and bracelet — every element in the same tone, creating a unified visual that lets the chronograph sub-dials and indices provide the only contrast.

Key Features

• Seiko V192 solar calibre — charges via any light source, no battery replacement needed
• Approx. 6-month power reserve when fully charged — extended reliability between light exposures
• Accuracy: ±15 seconds per month — precise solar quartz timekeeping
• 60-minute chronograph accurate to 1/5 second with split-time capability — professional elapsed time measurement
• Tachymetre scale — calculate speed over a measured distance instantly
• 24-hour hand — secondary timezone reference built into the dial
• Power reserve indicator — monitor the solar charge level at a glance
• Silver dial — monochromatic, tone-on-tone with the silver case and bracelet
• LumiBrite on hands and hour markers — full low-light legibility
• 41.4 mm stainless steel case — confident chronograph proportions
• Curved sapphire crystal — premium scratch resistance with a contoured profile
• Stainless steel bracelet in silver — complete all-silver package
• Date display — everyday practicality
• 100 metres water resistance — swim-ready for active lifestyles

Why You'll Love It

The HBJ001P1 is the Speedtimer Solar for the buyer who wants the full V192 chronograph specification in a monochromatic silver expression. Where the grey SSC939P1 is restrained, the black-and-gold SSC941P1 is dramatic, the off-white SSC943P1 is vintage, and the yellow SSC947P1 is bold, the silver HBJ001P1 is seamless — dial, case, and bracelet in one continuous silver tone. The result is a chronograph that reads as quietly expensive without any single element calling attention to itself. Same V192 platform, same 60-minute 1/5-second split-time capability, same tachymetre, same curved sapphire — the most understated and most formally versatile Speedtimer Solar in the range.

HBJ001P1 vs SSC939P1 / SSC941P1 / SSC943P1 / SSC947P1

All five models share identical V192 specifications — same solar chronograph, same 41.4 mm case, same 60-minute 1/5-second split time, same tachymetre, same 24-hour hand, same power reserve indicator, same curved sapphire, same LumiBrite, and same 100 m water resistance. The HBJ001P1 has a silver dial with a silver bracelet — the monochromatic, tone-on-tone option. The SSC939P1 has grey. The SSC941P1 has black with gold accents. The SSC943P1 has off-white on leather. The SSC947P1 has yellow. Five Speedtimer Solar chronographs, five different visual personalities, zero specification differences.

The Seiko Story

Since 1881, when Kintaro Hattori founded a clock and watch shop in Ginza, Tokyo, Seiko has been at the forefront of timekeeping innovation — from the world's first quartz wristwatch in 1969 to today's GPS Solar and Spring Drive technologies. Seiko's Prospex (Professional Specifications) line carries a legacy of precision instruments built for extreme environments. The Speedtimer name has been part of Seiko's motorsport heritage since 1969, and the HBJ001P1 carries it forward in the most visually seamless expression of the current solar Speedtimer lineup — all silver, all precision, all Speedtimer.

Backed by Seiko's official warranty. Authentic Seiko Prospex, sold by authorised retailer City Chain Singapore.

Explore more Seiko Prospex, browse the full Seiko collection, or see all Men's watches at City Chain Singapore.

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Calibre Type: Solar - Powered By Any Light Source
Calibre Function: Chronograph
Accuracy: +/-15 seconds a month at normal temperature range (5°C and 60°C)
Power Reserve/Battery Life: Operating for approx. 6 months (when fully charged)
Calibre Number: V192
Display: Analogue
Water Resistance: 100 Metres
Case Material: Stainless steel
Case Size (Diameter): 41.4mm
Case Color: Silver
Band/Bracelet: Bracelet - Stainless Steel
Band Color: Silver
Glass Material: Curved sapphire crystal
Crown: Pull Out
Rotating Bezel: N/A
Dial Color: Silver
Hand Indicators: Hour, Minute, Seconds, 24-Hour
Calendar Indicators: Date
Lumibrite: Hands & Hour Markers
Power Reserve Indicator: Yes
Stopwatch: Stopwatch Measures 60 Minutes In 1/5th Of A Second Increments With Split Time Capability
Tachymetre: Yes

Delivery within Singapore | Order by 11AM
(Checkout options may vary depending on minimum order requirements)

• Free Standard Delivery (3 business days)
• Free Next Day Delivery
• Express Delivery at $30 (order by 2PM)
• Click & Collect (ready in 2–3 business days)

Weekend & Public Holiday Orders
Orders placed during this time will be processed on the next business day.

For online purchase, you can have bracelet or leather strap adjustments done at any City Chain store. Please bring along your warranty book for the service.