Seiko / Seiko Prospex Speedtimer HBC004J1 Automatic 39.5mm Blue-Gray Dial Watch
Seiko Prospex Speedtimer HBC004J1 blue gray dial black leather strap front view
Authorized Seiko Retailer

Seiko Prospex Speedtimer HBC004J1 Automatic 39.5mm Blue-Gray Dial Watch

$950.00
Sale OFF
Availability

In Stock

Adding to Cart Added to Cart

The Skeie's Difference

Family-Owned Since 1922 Complimentary Shipping 30-Day Returns & Exchanges

Key Features

  • Collection: Seiko Prospex Speedtimer
  • Reference: HBC004J1 (HBC004)
  • Dial: Textured blue-gray dial with vivid orange accents
  • Movement: Seiko Caliber 6R55 automatic with manual winding
  • Power Reserve: Approximately 72 hours (3 days)
  • Case: 39.5mm stainless steel with super-hard coating
  • Strap: Black embossed cowhide leather with three-fold push-button clasp
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Water Resistance: 200 meters / 20 bar
  • Timing Feature: Inner rotating countdown scale operated by the crown at 4 o'clock

Seiko Prospex Speedtimer HBC004J1 – Heritage Motoring in Blue-Gray

Inspired by the dashboard instruments and refined interiors of classic sports cars, the Seiko Prospex Speedtimer HBC004J1 brings vintage motorsport character to a contemporary mechanical watch. A textured blue-gray dial, orange-tipped seconds hand and contrasting countdown scale create an immediately recognizable look, while the black embossed leather strap evokes the upholstery of iconic automobiles.

Its compact 39.5mm stainless steel case is protected by a durable super-hard coating and curved sapphire crystal. Inside, Seiko's 6R55 automatic movement provides a generous three-day power reserve. This is a distinctive everyday watch with the thoughtful functionality and craftsmanship that define the Prospex collection.

The Skeie’s Perspective

We choose Seiko watches that bring together enduring mechanical performance and a point of view. The HBC004J1 stands out for its beautifully balanced proportions, motorsport-inspired detailing and practical countdown timer. The blue-gray dial and textured leather strap give this Speedtimer a relaxed sophistication that feels at home with both casual and tailored wardrobes.

A Different Kind of Timing Instrument

The HBC004J1 is a three-hand automatic watch with an inner rotating countdown ring, rather than a conventional chronograph. Use the crown at 4 o'clock to set the scale and follow a remaining time interval, from a track-day session to an everyday appointment. LumiBrite-coated hands and indexes support readability after dark.

 

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
  • Reference: HBC004J1 (HBC004)
  • Dial: Textured blue-gray dial with vivid orange accents
  • Movement: Seiko Caliber 6R55 automatic with manual winding
  • Power Reserve: Approximately 72 hours (3 days)
  • Case: 39.5mm stainless steel with super-hard coating
  • Strap: Black embossed cowhide leather with three-fold push-button clasp
  • Crystal: Curved sapphire with inner anti-reflective coating
  • Water Resistance: 200 meters / 20 bar
  • Timing Feature: Inner rotating countdown scale operated by the crown at 4 o'clock

Seiko Prospex Speedtimer HBC004J1 – Heritage Motoring in Blue-Gray

Inspired by the dashboard instruments and refined interiors of classic sports cars, the Seiko Prospex Speedtimer HBC004J1 brings vintage motorsport character to a contemporary mechanical watch. A textured blue-gray dial, orange-tipped seconds hand and contrasting countdown scale create an immediately recognizable look, while the black embossed leather strap evokes the upholstery of iconic automobiles.

Its compact 39.5mm stainless steel case is protected by a durable super-hard coating and curved sapphire crystal. Inside, Seiko's 6R55 automatic movement provides a generous three-day power reserve. This is a distinctive everyday watch with the thoughtful functionality and craftsmanship that define the Prospex collection.

The Skeie’s Perspective

We choose Seiko watches that bring together enduring mechanical performance and a point of view. The HBC004J1 stands out for its beautifully balanced proportions, motorsport-inspired detailing and practical countdown timer. The blue-gray dial and textured leather strap give this Speedtimer a relaxed sophistication that feels at home with both casual and tailored wardrobes.

A Different Kind of Timing Instrument

The HBC004J1 is a three-hand automatic watch with an inner rotating countdown ring, rather than a conventional chronograph. Use the crown at 4 o'clock to set the scale and follow a remaining time interval, from a track-day session to an everyday appointment. LumiBrite-coated hands and indexes support readability after dark.

 

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 Features: LumiBrite on hands and indexes; screw caseback
  • Movement: Caliber 6R55 automatic with manual winding
  • Accuracy: +25 to -15 seconds per day
  • Power Reserve: Approximately 72 hours
  • Jewels: 24
  • Functions: Date display, stop-seconds and rotating countdown scale
  • Case Material: Stainless steel with super-hard coating
  • Diameter: 39.5mm
  • Thickness: 12.0mm
  • Lug-to-Lug: 44.5mm
  • Lug Width: 20mm
  • Dial: Textured blue-gray with orange accents
  • Crystal: Curved sapphire, inner anti-reflective coating
  • Strap: Black embossed cow leather
  • Clasp: Three-fold push-button release
  • Brand: Seiko
  • Collection: Prospex Speedtimer
  • Model: HBC004J1 / HBC004
  • Water Resistance: 20 bar / 200 meters
  • Magnetic Resistance: 4,800 A/m
  • Other Features: LumiBrite on hands and indexes; screw caseback
  • Movement: Caliber 6R55 automatic with manual winding
  • Accuracy: +25 to -15 seconds per day
  • Power Reserve: Approximately 72 hours
  • Jewels: 24
  • Functions: Date display, stop-seconds and rotating countdown scale
  • Case Material: Stainless steel with super-hard coating
  • Diameter: 39.5mm
  • Thickness: 12.0mm
  • Lug-to-Lug: 44.5mm
  • Lug Width: 20mm
  • Dial: Textured blue-gray with orange accents
  • Crystal: Curved sapphire, inner anti-reflective coating
  • Strap: Black embossed cow leather
  • Clasp: Three-fold push-button release
  • Brand: Seiko
  • Collection: Prospex Speedtimer
  • Model: HBC004J1 / HBC004

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
Click here to view Seiko's warranty policy

Compliments of Skeie's Jewelers

our signature gift wrap

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