2026 Helicon Professional Chronograph Ion Yellow 41mm

A 2026 Helicon Professional Chronograph “Ion Yellow” (No. 44/75), a 41mm limited-edition steel chronograph inspired by the fictional UK aerospace concept Project MUSTARD. Featuring a bold bi-compax layout, luminous yellow dial, and engraved experimental space-program case back, it combines storytelling design with modern tool-watch functionality. Powered by the Seiko VK61 mecha-quartz chronograph movement, it blends quartz accuracy with a mechanical chronograph feel.

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Description

Here we have a 2026 Helicon Professional Chronograph Ion Yellow, featuring a 41mm brushed-and-polished stainless steel case. This particular example is numbered 44 of a limited run of 75. In the 1960s, the UK worked on an ambitious idea known as Project MUSTARD, which stands for Multi-Unit Space Transport and Recovery Device. This project aimed to create a revolutionary shuttle system capable of travelling to space and returning to Earth, like an aeroplane. Although it was a groundbreaking concept made well before its time, the project was never actually built. The robust architectural lugs provide a lug-to-lug length of 47.5mm and a sleek case thickness of 12mm, offering a balanced and contemporary wrist presence. On the right side are a textured crown and ergonomic chronograph pushers. The bi-directional bezel features a steel insert with a lumed 60-minute scale and holds a flat, AR-coated sapphire crystal above the vibrant Ion Yellow dial. The two-layer dial layout is meticulously executed, featuring a high-contrast yellow base. An outer minute track is sharply printed against the chapter ring. At 12 o’clock, a 60-minute register tracks elapsed time, while at 6 o’clock, the small seconds register provides a clean counterweight to the dial’s geometry. The bold baton indexes and handset are generously filled with Super-LumiNova, ensuring legibility in all conditions. Precisely applied text and the Helicon motif sit anchored at 3 o'clock, rounding out this striking Bi-Compax aesthetic. On the reverse is a solid screw-down case back with the following etched into it: MUSTARD MK XV CHRONOGRAPH LPW 266,000 LBS, THRUST 400,000 LBS, LOF 2,850 cu.ft, Payload 5,000 lbs, a depiction of the ship and a friendly message. If Found Return to: The Space Controllers' Office, Farnborough, United Kingdom. Inside is the Quartz Seiko Cal. VK61, a reliable "Mecha-Quartz" workhorse that combines the accuracy of quartz with the mechanical feel and instant flyback reset of a traditional chronograph. This particular example is numbered 44 of a limited run of 75. It comes paired with its 20mm Helicon quick-release strap. This watch is sold with its original Helicon presentation box and paperwork.

Points of Mention

This watch is sold with its original Helicon box and paperwork. It comes paired with its 20mm Helicon quick-release strap. The watch is from Circa 2026 and is sold in worn condition, but overall, it is in fair condition, as you can see. The watch comes with our 12-Months Warranty.

Personal Note

This Helicon feels like one of those watches where the concept is doing as much work as the design, and in this case, that’s exactly the point. The whole “Project MUSTARD” inspiration gives it a proper narrative backbone, and it’s handled in a way that leans into speculative aerospace history without taking itself too seriously. That balance is important because it stops the watch from feeling like a gimmick and instead makes it feel like a themed instrument with intent. For the price, you really cannot go wrong with this watch, so snap it up and add it to your collection today!

Specification

Reference : Professional Chronograph - Ion Yellow
Movement : Quartz Seiko Cal. VK61
Age : Circa. 2026
Year : 2026
Case Size : 41mm
Case Thickness : 12mm
Lug to Lug : 47.5mm
Lugs : 20mm
Condition : Pre-Owned
Box and Papers : Box & Papers
Case Material : Stainless Steel
Warranty : 12-Months Warranty
The wrist model's wrist size is 7inch

About Helicon

Helicon was founded by husband and wife Danielle and Jonathan in 2018. Previously working for many brands, including Zodiac, Eterna, Sinn, and Squale, with over 20 years of experience in the watch industry. Based just a few miles from Central London, their independent British watchmaking company is situated near the famous Elstree Studios, a location known for producing many beloved classic films, including 2001: A Space Odyssey, Where Eagles Dare, Star Wars, and the Indiana Jones series. Helicon creates its watches in-house and is a proud member of the British Watchmakers Association and the Worshipful Company of Clockmakers.

Description

Here we have a 2026 Helicon Professional Chronograph Ion Yellow, featuring a 41mm brushed-and-polished stainless steel case. This particular example is numbered 44 of a limited run of 75. In the 1960s, the UK worked on an ambitious idea known as Project MUSTARD, which stands for Multi-Unit Space Transport and Recovery Device. This project aimed to create a revolutionary shuttle system capable of travelling to space and returning to Earth, like an aeroplane. Although it was a groundbreaking concept made well before its time, the project was never actually built. The robust architectural lugs provide a lug-to-lug length of 47.5mm and a sleek case thickness of 12mm, offering a balanced and contemporary wrist presence. On the right side are a textured crown and ergonomic chronograph pushers. The bi-directional bezel features a steel insert with a lumed 60-minute scale and holds a flat, AR-coated sapphire crystal above the vibrant Ion Yellow dial. The two-layer dial layout is meticulously executed, featuring a high-contrast yellow base. An outer minute track is sharply printed against the chapter ring. At 12 o’clock, a 60-minute register tracks elapsed time, while at 6 o’clock, the small seconds register provides a clean counterweight to the dial’s geometry. The bold baton indexes and handset are generously filled with Super-LumiNova, ensuring legibility in all conditions. Precisely applied text and the Helicon motif sit anchored at 3 o'clock, rounding out this striking Bi-Compax aesthetic. On the reverse is a solid screw-down case back with the following etched into it: MUSTARD MK XV CHRONOGRAPH LPW 266,000 LBS, THRUST 400,000 LBS, LOF 2,850 cu.ft, Payload 5,000 lbs, a depiction of the ship and a friendly message. If Found Return to: The Space Controllers' Office, Farnborough, United Kingdom. Inside is the Quartz Seiko Cal. VK61, a reliable "Mecha-Quartz" workhorse that combines the accuracy of quartz with the mechanical feel and instant flyback reset of a traditional chronograph. This particular example is numbered 44 of a limited run of 75. It comes paired with its 20mm Helicon quick-release strap. This watch is sold with its original Helicon presentation box and paperwork.

Points of Mention

Personal Note

Specification

The Brand

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