Up for sale is a Seiko Prospex Speedtimer Mechanical SPB513, a motorsport-inspired tool watch with an inner bi-directional countdown bezel. It measures 39.5mm in stainless steel with a 72-hour power reserve and features a unique inner countdown bezel controlled by a secondary crown at 4 o'clock.

• Caliber: 6R55
• Depth rating: 200m
• Case size: 39.5mm

A Seiko SPB513 Speedtimer, a new and unworn timepiece with original packaging and documentation.

• Condition: New Unworn
• Box papers included: true

Selling the Seiko SpeedTimer SPB513. Great condition. Full kit.

• Condition: great condition
• Shipping: free shipping in US to a FedEx store near buyers address
• Shipping Overseas: available for discussion

The Seiko SPB513 is a sports watch built around the in-house 6R55 automatic movement with a unique inner rotating countdown bezel. The silver-white matte dial is crisp and clean, with blackened applied indices and LumiBrite hands. It features a super-hard coated stainless case, curved sapphire crystal, and a screw-down crown and caseback.

• Condition: Lightly worn, very good to mint condition
• Case Size: 39.5mm
• Depth Rating: 200m
• Movement: 6R55 in-house automatic

A fun newer release from Seiko's Speedtimer lineup, the SPB513. This watch features a sharper dial, sporty bold colors, and the wonderful 6R55 movement that boasts three whole days of power reserve.

• Condition: Mint, brand new
• Case size: 39.5mm
• Water resistance: 200m
• Depth rating: 200m depth rating

Selling the Seiko SpeedTimer SPB513. The watch features a full kit and is in great condition.

• Condition: Great condition
• Shipping options available: overseas shipping
• Payment methods accepted: Zelle, wire, Paypal, Venmo

A Seiko Speedtimer in good condition, barely used due to the seller wanting another watch.

• Condition: Like new
• Msrp: $995

The Seiko Spb513 is a recent release from Seiko, described as one of the coolest recent releases. It has been kept in excellent time and has all links and box included.

• Condition: Like new with small scratch on left side of case
• Warranty Status: Active, 3 years from December 29, 2025
• Case Condition: Small scratch on left side of case (photo provided)

A recent Seiko release, the Speedtimer model SPB513 is being sold due to financial needs. The watch has been barely worn and kept excellent time.

• Condition: Like new, minor scratch on left side of case
• Age: 3 months old
• Warranty: Active warranty from authorized dealer