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:
- Official Partner: You can be confident that your watch is authentic and has not been tampered with. As a Orient authorised dealer we sell genuine products sourced directly from the brand.
- 2-Year Warranty: Your Orient watch comes with a official 1-year manufacturer warranty, ensuring repairs and replacements are covered according to the brand’s policy. Plus, at WatchNation we're offering an additional 1 year warranty on top! Grey market sellers often offer limited, seller or third-party warranties that may not provide the same level of protection.
- Expert Service and Support: As an authorised dealer we have access to brand training and resources, allowing our staff to provide knowledgeable advice and proper after-sales service.








