Seiko / Seiko Prospex Speedtimer HBC003J1 Automatic 39.5mm Light Blue Dial Watch
Seiko Prospex Speedtimer HBC003J1 automatic 39.5mm stainless steel watch with light blue dial and orange seconds hand, front view
Seiko Prospex Speedtimer HBC003J1 light blue dial automatic watch angled view showing steel bracelet and countdown crown
Close-up of Seiko Prospex HBC003J1 Speedtimer pale blue dial orange accents and rotating countdown scale
Seiko Prospex Speedtimer HBC003J1 automatic 39.5mm stainless steel watch with light blue dial and orange seconds hand, front view
Seiko Prospex Speedtimer HBC003J1 light blue dial automatic watch angled view showing steel bracelet and countdown crown
Close-up of Seiko Prospex HBC003J1 Speedtimer pale blue dial orange accents and rotating countdown scale
Authorized Seiko Retailer

Seiko Prospex Speedtimer HBC003J1 Automatic 39.5mm Light Blue Dial Watch

$995.00
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Key Features

  • Collection: Seiko Prospex Speedtimer
  • Model: HBC003J1 (HBC003)
  • Movement: Caliber 6R55 automatic with manual winding and stop-seconds function
  • Power Reserve: Approximately 72 hours (3 days)
  • Case: 39.5mm stainless steel with super-hard coating
  • Dial: Light blue with orange accents and a contrasting countdown scale
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Water Resistance: 200 meters (20 bar)
  • Special Feature: Inner rotating countdown ring controlled by the crown at 4 o'clock

Seiko Prospex Speedtimer HBC003J1 Automatic Watch

Purpose-built timing meets vintage-inspired style in the Seiko Prospex Speedtimer HBC003J1. This mechanical Speedtimer features a striking light-blue dial with vivid orange accents inspired by the spirit of classic cars. A distinctive inner rotating countdown scale, operated using the crown at 4 o'clock, brings practical timing functionality to a clean, legible design.

Its 39.5mm stainless steel case is paired with a multi-row bracelet for a secure, comfortable fit. Beneath the curved sapphire crystal, bold hands and markers with LumiBrite offer easy reading, while the automatic Caliber 6R55 delivers an impressive 72-hour power reserve.

Why Skeie’s Chooses This Watch

At Skeie’s, we appreciate watches that combine thoughtful engineering with a distinct visual identity. The HBC003J1 brings a fresh perspective to the Speedtimer collection: its mechanical countdown function is genuinely useful, while its compact proportions and subtle motorsport details make it easy to wear every day. It's a compelling choice for anyone who values mechanical watchmaking and functional design.

A Mechanical Countdown Timer

Unlike a conventional chronograph, this Speedtimer uses a rotating inner ring marked with a countdown scale. Turn the crown at 4 o'clock to position the scale for a chosen interval, whether you're timing a motorsport session or an everyday activity. Orange details on the dial ring and seconds hand enhance legibility and reinforce its sporting character.

 

We offer complimentary shipping on all orders, with each piece carefully packaged and fully insured for delivery. For full details on shipping methods and timelines, please visit our Shipping Policy.

Articles may be returned for a refund or exchange within 30 days of purchase, provided they are in salable condition and accompanied by a valid sales receipt. Please note that some exclusions may apply. For complete return guidelines, visit our Returns Policy.

Key Features

  • Collection: Seiko Prospex Speedtimer
  • Model: HBC003J1 (HBC003)
  • Movement: Caliber 6R55 automatic with manual winding and stop-seconds function
  • Power Reserve: Approximately 72 hours (3 days)
  • Case: 39.5mm stainless steel with super-hard coating
  • Dial: Light blue with orange accents and a contrasting countdown scale
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Water Resistance: 200 meters (20 bar)
  • Special Feature: Inner rotating countdown ring controlled by the crown at 4 o'clock

Seiko Prospex Speedtimer HBC003J1 Automatic Watch

Purpose-built timing meets vintage-inspired style in the Seiko Prospex Speedtimer HBC003J1. This mechanical Speedtimer features a striking light-blue dial with vivid orange accents inspired by the spirit of classic cars. A distinctive inner rotating countdown scale, operated using the crown at 4 o'clock, brings practical timing functionality to a clean, legible design.

Its 39.5mm stainless steel case is paired with a multi-row bracelet for a secure, comfortable fit. Beneath the curved sapphire crystal, bold hands and markers with LumiBrite offer easy reading, while the automatic Caliber 6R55 delivers an impressive 72-hour power reserve.

Why Skeie’s Chooses This Watch

At Skeie’s, we appreciate watches that combine thoughtful engineering with a distinct visual identity. The HBC003J1 brings a fresh perspective to the Speedtimer collection: its mechanical countdown function is genuinely useful, while its compact proportions and subtle motorsport details make it easy to wear every day. It's a compelling choice for anyone who values mechanical watchmaking and functional design.

A Mechanical Countdown Timer

Unlike a conventional chronograph, this Speedtimer uses a rotating inner ring marked with a countdown scale. Turn the crown at 4 o'clock to position the scale for a chosen interval, whether you're timing a motorsport session or an everyday activity. Orange details on the dial ring and seconds hand enhance legibility and reinforce its sporting character.

 

We offer complimentary shipping on all orders, with each piece carefully packaged and fully insured for delivery. For full details on shipping methods and timelines, please visit our Shipping Policy.

Articles may be returned for a refund or exchange within 30 days of purchase, provided they are in salable condition and accompanied by a valid sales receipt. Please note that some exclusions may apply. For complete return guidelines, visit our Returns Policy.

From the

Prospex

Collection

  • Water Resistance: 20 bar / 200 meters
  • Magnetic Resistance: 4,800 A/m
  • Other Details: LumiBrite on hands and indexes; screw caseback
  • Movement: Automatic Caliber 6R55 with manual winding
  • Power Reserve: Approx. 72 hours
  • Jewels: 24
  • Accuracy: +25 to -15 seconds per day
  • Functions: Stop-seconds; inner rotating countdown ring
  • Case Material: Stainless steel with super-hard coating
  • Case Diameter: 39.5mm
  • Thickness: 12.0mm
  • Lug-to-Lug: 44.5mm
  • Lug Width: 20mm
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Bracelet: Stainless steel multi-row bracelet
  • Clasp: Three-fold clasp with push-button release
  • Brand: Seiko
  • Collection: Prospex Speedtimer
  • Reference: HBC003J1 / HBC003
  • Water Resistance: 20 bar / 200 meters
  • Magnetic Resistance: 4,800 A/m
  • Other Details: LumiBrite on hands and indexes; screw caseback
  • Movement: Automatic Caliber 6R55 with manual winding
  • Power Reserve: Approx. 72 hours
  • Jewels: 24
  • Accuracy: +25 to -15 seconds per day
  • Functions: Stop-seconds; inner rotating countdown ring
  • Case Material: Stainless steel with super-hard coating
  • Case Diameter: 39.5mm
  • Thickness: 12.0mm
  • Lug-to-Lug: 44.5mm
  • Lug Width: 20mm
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Bracelet: Stainless steel multi-row bracelet
  • Clasp: Three-fold clasp with push-button release
  • Brand: Seiko
  • Collection: Prospex Speedtimer
  • Reference: HBC003J1 / HBC003

Why Choose Skeie's

Authorized Dealer
Official Seiko authorized dealer with full manufacturer warranty and authenticity guarantee
Expert Service
Decades of horological expertise with certified watchmakers and personalized customer care
Fast & Secure Shipping
Insured delivery with tracking, carefully packaged to arrive in perfect condition

Every new Seiko purchased at Skeie's is backed by their 3-year warranty

3
YEAR
WARRANTY
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THE SKEIES EXPERIENCE

Frequently Asked Questions

We have a team of expert goldsmiths and jewelers on site, and can work on a large range of repair needs. 

Common repairs include ring sizing, polishing, rhodium plating, adjusting chain length, replacing clasps, re-stringing services, and more.

There is no appointment necessary to drop off your items for review and estimates.

We cannot give price estimates over the phone or online, as every piece can vary.

For more information view our Jewelry Services

Yes, we have GIA Graduate Gemologists with over 50 years of invaluable experience. Whether you're curious about the worth of a family heirloom or seeking an appraisal for insurance purposes, our seasoned professionals offer meticulous evaluations to ensure you understand the true worth of your treasures.

Additionally, we have an AGS Accredited Gem Lab® (AGL) with a collection of advanced equipment allowing our gemologists to thoroughly inspect jewelry, determine and grade its qualities, calculate measurements, and arrive at an estimation of value.

Since we're located in Eugene, Oregon, we do not charge sales tax.

We offer free shipping on all orders. Our standard shipping is 3-7 days; all items are fully insured, arrive in discrete packaging, and require a signature upon delivery.

For more information view our Shipping Policy

Items may be returned for a refund or exchange within 30 days of purchase, provided they are in salable condition and accompanied by a valid sales receipt. Certain exclusions may apply.

For full details, please review our Refund Policy