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Japan : 11/16 01:40   EN
Europe, UK: Saturday, Nov 21 ~
USA: Thursday, Nov 19 ~
Australia: Saturday, Nov 21 ~
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Order within 10 Hours 19 mins with Scheduled Delivery. If you place an order within this time, We will ship Thursday, Nov 19 2026. This delivery time is calculated by DHL and FedEx. You can check the exact delivery date on checkout page.

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     Description (2,689 characters)

Orient Star Sports Semi-Skeleton RK-AT0102Y

Discover the perfect fusion of robust sports functionality and refined Japanese mechanical craftsmanship.
The Orient Star Sports Semi-Skeleton RK-AT0102Y showcases a striking brown dial with a signature "open heart" window at the 9 o'clock position, allowing you to admire the precise beating of the in-house F6R42 automatic movement. Housed in a durable silver stainless steel case, this sophisticated yet sporty timepiece effortlessly transitions from weekend adventures to smart-casual business settings.

At the 12 o'clock position, a convenient power reserve indicator lets you monitor the impressive 50-hour mainspring capacity at a glance. The watch features an aggressive yet elegant unidirectional rotating bezel, and its bold hands and indexes are generously applied with Luminous Light for outstanding readability in low-light conditions. Topping off the dial is a premium scratch-resistant sapphire crystal with anti-reflective coating, ensuring crystal-clear visibility from any angle.

Built for the active gentleman, this timepiece boasts a formidable 20-Bar (200m) water resistance and a see-through exhibition case back, all secured by a sturdy stainless steel bracelet with a push tri-fold clasp. Whether you are a mechanical watch enthusiast or simply seeking a highly reliable, stylish daily driver, the RK-AT0102Y embodies Orient Star's 70-year legacy of manufacturing stellar timepieces in Japan.

Key Features

  • In-House Automatic Movement: The Caliber F6R42 features a 50-hour power reserve, manual winding capability, and a hacking seconds function for precise time-setting.
  • Semi-Skeleton Design: An open-work dial window at 9 o'clock and an exhibition case back let you appreciate the mechanical engineering inside.
  • Power Reserve Indicator: Easily check the remaining mainspring energy via the dedicated sub-dial at 12 o'clock.
  • Sapphire Crystal: Equipped with an anti-reflective (AR) coating to reduce glare and offer superior scratch resistance.
  • Sports Durability: Rated for 20-Bar (200m) water resistance with a unidirectional rotating bezel and high-intensity luminous hands/markers.

Product Specifications

Model RK-AT0102Y
Movement Automatic (Cal. F6R42) with Manual Winding
Power Reserve 50+ Hours
Accuracy +25 seconds to -15 seconds per day
Case Material Stainless Steel
Case Dimensions (Dia/Thickness) 43.2 mm / 13.7 mm (Lug-to-Lug: 49.2 mm)
Dial Color Brown
Glass Sapphire Crystal (Front, AR Coating) / Mineral Glass (Back)
Band Material Stainless Steel (Width: 21mm)
Water Resistance 20 Bar (200m)
Weight 173 g

* Features a second-hand halt mechanism (hacking).
* Anti-magnetic structure (JIS Class 1).
* 22 Jewels.



Tags:

ORIENT   Black  


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