Orient Stretto Sun & Moon RA-AK0315L30B Automatic Watch — Spring/Summer 2026 Collection
The Orient Watch Stretto Sun & Moon RA-AK0315L30B is a sophisticated automatic timepiece from the Contemporary Stretto Day & Night series. Designed to bring expressive visual detail and practical mechanical functionality together, this model blends classic wristwatch aesthetics with a modern mechanical complication perfect for everyday wear and smart occasions.
Presented in a polished stainless steel case with an approximate 41.5mm diameter, the RA-AK0315L30B features a striking navy blue sunburst dial that interacts beautifully with light. A distinctive Sun & Moon indicator elegantly portrays the changing phases of day and night, adding depth and character to the dial. A day-of-week sub-dial and a practical date window at 3 o’clock further enhance everyday usability, while applied indices and luminous hands deliver legibility in varied lighting conditions.
Key Features
✔ Part of the Stretto Sun & Moon line in the Contemporary Day & Night collection
✔ Expressive navy blue sunburst dial with Sun & Moon day/night indicator
✔ Elegant stainless steel case approx. 41.5mm in diameter
✔ Flat sapphire crystal for excellent scratch resistance
✔ In-house automatic mechanical movement Calibre F6B24
✔ Manual winding and hacking seconds for precise time setting
✔ Day of the week and date displays
✔ Exhibition caseback showcasing the movement
✔ Stainless steel bracelet with deployant clasp
✔ 50 metre (5 bar) water resistance suitable for daily activities and incidental contact with water
✔ Magnetic resistance to the JIS Type 1 standard
✔ Approximate 40-hour power reserve
Mechanical Performance
At the heart of the RA-AK0315L30B is Orient’s reliable automatic Calibre F6B24, a fully mechanical movement crafted in-house. This calibre supports both automatic and manual winding and includes a hacking seconds function for accurate time setting. With an approximate 40-hour power reserve, it delivers dependable timekeeping across hours, central seconds, and calendar indications. The exhibition caseback allows a clear view of the movement’s mechanics, highlighting Orient’s commitment to traditional watchmaking.
Expressive Design and Everyday Wearability
The RA-AK0315L30B balanced proportions make it comfortable for a wide range of wrist sizes, while the refined navy blue dial adds character to both smart and casual attire. The inclusion of the Sun & Moon complication brings a visual storytelling element to the design, reflecting the passage of time in a poetic and engaging way. Protected by a sapphire crystal and backed with 50 metre water resistance, this watch is suited to daily use, handling incidental splashes and routine wear with confidence.
The Orient Stretto Sun & Moon RA-AK0315L30B is an excellent choice for anyone seeking a mechanical watch that delivers expressive design, functional complexity, and everyday practicality all within a refined contemporary package.
Why Buy From Us
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Official Partner: Buy with absolute confidence. As an authorized Orient dealer, we sell 100% authentic timepieces sourced directly from the brand, ensuring your watch is genuine and untampered with.
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Official 3-Year Warranty: Every Orient and Orient Star watch now comes with a worldwide 3-year official manufacturer warranty (recently upgraded from the previous 1-year standard). This guarantees that your repairs and replacements are fully covered under the brand's premium global policy. Grey market sellers simply cannot compete with this level of official, long-term protection.
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Expert Service & Support: As an authorized partner, our team has direct access to official brand training and resources. We provide knowledgeable advice and high-tier, factory-approved after-sales service to keep your timepiece running flawlessly.