Sinn Holds Talk Event with 'Chronos Japan' Editor-in-Chief Masamasa Hirota at Ai-Jewelry Umaki Okayama Store on July 5th
Ai-Jewelry Umaki Okayama Store will host a talk event featuring Masamasa Hirota, editor-in-chief of the watch magazine 'Chronos Japan', on July 5th, focusing on the German watch brand Sinn. The event will introduce Sinn's world, new products, and its extensive collection, with special gifts for attendees.
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- 📰 Published: June 10, 2026 at 02:45
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Left: Mr. Hirota Right: 544 RS / 544
Masamasa Hirota, editor-in-chief of the watch magazine 'Chronos Japan' and a Sinn user, will hold a talk event about Sinn Spezialuhren, the first of its kind in Okayama, at Ai-Jewelry Umaki Okayama Store on Sunday, July 5th.
He will generously share insights into Sinn's worldview and its appeal, as well as key points of new products announced at the 2026 Geneva Watch Fair.
On the day of the event, not only Sinn's new watches but also a wide range of the regular collection, and even archive models, will be on display. Additionally, special gifts and event-exclusive benefits will be prepared for attendees.
Please register via the link below.
Ai-Jewelry Umaki Okayama Store is a certified retailer of watches and jewelry, offering a comprehensive range of services and peace of mind, and is one of the largest in the prefecture.
Date & Time: Sunday, July 5, 2026, 14:00 - 17:00
Location: Ai-Jewelry Umaki Okayama Store
Address: 1604-1 Shinbo, Minami-ku, Okayama City, Okayama Prefecture, 700-0945
Participation Fee: Free
Capacity: Limited to 15 people
Application Deadline: June 15
Announcement Date of Winners: June 19
Register here: https://sinn-japan.jp/sinn_lp/
About Masamasa Hirota, Editor-in-Chief of 'Chronos Japan'
Born in Osaka Prefecture in 1974. After working as a salaried employee, he began his career as a watch journalist in 2004. He has interviewed numerous figures in the watch industry, including CEOs and R&D/planning managers from various companies based in Europe, such as Switzerland, Germany, and France. In addition to contributing to domestic and international watch and lifestyle magazines, he also serves as a lecturer for seminars and events at watch and luxury brands and retailers, and as a personality for the radio program 'BEST ISHIDA presents Chronos Japan Tick Tock Talk♪' (TOKYO FM). He is also a member of the Academy of the Grand Prix d'Horlogerie de Genève and the Louis Vuitton Watch Prize 2025-26. He has held his current position since 2016.
About Sinn:
Sinn was founded in Frankfurt, Germany, in 1961. Helmut Sinn, a German Air Force pilot and flight instructor, began making pilot instruments and wristwatches. In September 1994, engineer Lothar Schmidt took over the management of Sinn, developing numerous Sinn technologies and unique materials.
The official name of Sinn, 'Sinn Spezialuhren,' translates to 'Sinn Special Watches' in Japanese, and its product policy is the uncompromising pursuit of functionality through traditional, precise watchmaking techniques and innovative exploration.
In addition to its headquarters in Frankfurt, Sinn has evolved by establishing the group's case manufacturing company SUG in Glashütte, Saxony, and a repair center in Dresden.
Sinn watches are highly trusted by professionals worldwide, including pilots, divers, and the German Federal Police's special unit GSG 9, proving their high practicality in harsh environments.
Masamasa Hirota, editor-in-chief of the watch magazine 'Chronos Japan' and a Sinn user, will hold a talk event about Sinn Spezialuhren, the first of its kind in Okayama, at Ai-Jewelry Umaki Okayama Store on Sunday, July 5th.
He will generously share insights into Sinn's worldview and its appeal, as well as key points of new products announced at the 2026 Geneva Watch Fair.
On the day of the event, not only Sinn's new watches but also a wide range of the regular collection, and even archive models, will be on display. Additionally, special gifts and event-exclusive benefits will be prepared for attendees.
Please register via the link below.
Ai-Jewelry Umaki Okayama Store is a certified retailer of watches and jewelry, offering a comprehensive range of services and peace of mind, and is one of the largest in the prefecture.
Date & Time: Sunday, July 5, 2026, 14:00 - 17:00
Location: Ai-Jewelry Umaki Okayama Store
Address: 1604-1 Shinbo, Minami-ku, Okayama City, Okayama Prefecture, 700-0945
Participation Fee: Free
Capacity: Limited to 15 people
Application Deadline: June 15
Announcement Date of Winners: June 19
Register here: https://sinn-japan.jp/sinn_lp/
About Masamasa Hirota, Editor-in-Chief of 'Chronos Japan'
Born in Osaka Prefecture in 1974. After working as a salaried employee, he began his career as a watch journalist in 2004. He has interviewed numerous figures in the watch industry, including CEOs and R&D/planning managers from various companies based in Europe, such as Switzerland, Germany, and France. In addition to contributing to domestic and international watch and lifestyle magazines, he also serves as a lecturer for seminars and events at watch and luxury brands and retailers, and as a personality for the radio program 'BEST ISHIDA presents Chronos Japan Tick Tock Talk♪' (TOKYO FM). He is also a member of the Academy of the Grand Prix d'Horlogerie de Genève and the Louis Vuitton Watch Prize 2025-26. He has held his current position since 2016.
About Sinn:
Sinn was founded in Frankfurt, Germany, in 1961. Helmut Sinn, a German Air Force pilot and flight instructor, began making pilot instruments and wristwatches. In September 1994, engineer Lothar Schmidt took over the management of Sinn, developing numerous Sinn technologies and unique materials.
The official name of Sinn, 'Sinn Spezialuhren,' translates to 'Sinn Special Watches' in Japanese, and its product policy is the uncompromising pursuit of functionality through traditional, precise watchmaking techniques and innovative exploration.
In addition to its headquarters in Frankfurt, Sinn has evolved by establishing the group's case manufacturing company SUG in Glashütte, Saxony, and a repair center in Dresden.
Sinn watches are highly trusted by professionals worldwide, including pilots, divers, and the German Federal Police's special unit GSG 9, proving their high practicality in harsh environments.
FAQ
What kind of brand is Sinn?
Sinn is a luxury watch brand founded in Germany in 1961, starting with pilot watches and pursuing high functionality and reliability. It is known for its special alloys and unique technological developments.
Who is the guest speaker at the talk event?
The guest speaker is Masamasa Hirota, editor-in-chief of the watch magazine 'Chronos Japan', who is also a Sinn user.
What will be exhibited at the event?
New Sinn watches, a wide range of the regular collection, and even archival models will be on display.
Where is the authorized dealer for Sinn in Okayama?
Ai-Jewelry Umaki Okayama Store is one of the largest authorized dealers in Okayama Prefecture.
Is special registration required to attend the event?
Yes, registration is required via the provided link. The capacity is 15 people, and the application deadline is June 15th.