What makes the Orient Bambino RA-AC0M11Y30B 38.4mm special
Inspired by the philosophy of Orient, one of Japan's great watch manufacturers, this Japanese automatic men's watch combines a classic profile with a refined and contemporary color aesthetic. Within the Orient Bambino collection, designed to offer timeless elegance and mechanical precision, the RA-AC0M11Y30B is an engineering piece that successfully integrates watchmaking tradition with a 38.4mm design conceived for all wrist sizes. Unlike the 40.5mm models with leather straps, this evolution with a steel bracelet redefines the versatility of the Bambino family, achieving a piece that sits with unparalleled comfort, backed by the in-house engineering of Orient manufacture (Seiko Epson).
Construction and finishes: 38.4mm stainless steel case with a sleek 12.5mm profile that plays with light through its polished finishes. It features the characteristic domed mineral crystal (box crystal), which adds vintage volume to the copper salmon dial with sunburst finish, a canvas that captures light with warm and elegant nuances. Complemented by a see-through case back that allows you to admire the internal mechanics with every wrist movement.
Inside the watch: Equipped with the F6724 caliber, an in-house Japanese automatic movement with 22 jewels and manual winding capability. This high-performance mechanism offers a power reserve of over 40 hours and adjusted precision, demonstrating that Japanese watchmaking tradition does not compromise reliability, maintaining the character of Orient's mechanical calibers.
Wearing experience: As an automatic dress watch, its 316L stainless steel bracelet with push-button folding clasp offers superior ergonomic fit and a smooth visual transition with the case. Thanks to its contained 38.4mm dimensions and 12.5mm profile, the Orient Bambino RA-AC0M11Y30B is the ideal piece for the gentleman seeking the utility of a daily automatic with the refinement of a classic watch, fitting perfectly under the shirt cuff and serving as the perfect companion for both formal and professional environments.
Key features of the RA-AC0M11Y30B
- Salmon Sunburst Dial: A pastel copper-toned canvas that reacts to light with warm and elegant nuances, adding depth and refined, unique elegance.
- 316L Steel Bracelet: Full surgical-grade steel construction that redefines the versatility of the Bambino, offering greater resistance and a more contemporary finish.
- See-Through Case Back: Window on the back cover allowing you to observe the constant beating of the F6724 automatic movement, a spectacle for mechanical enthusiasts.
- Classic Dimensions: 38.4mm case with a 44mm lug-to-lug that ensures perfect ergonomics even on slimmer wrists, offering an ideal balance between vintage presence and modern comfort.
Orient Bambino RA-AC0M11Y30B Technical Specifications
- SKU
- RA-AC0M11Y30B
- Dimensions
- 38.4 mm × 12.5 mm
- Lug-to-lug
- 44.0 mm
- Case Material
- 316L Stainless steel
- Bracelet
- 316L Stainless steel (20 mm)
- Movement
- Automatic (Caliber F6724)
- Crystal
- Domed Mineral (Box crystal)
- Water Resistance
- 3 ATM (30 meters)
- Functions
- Date, Hacking, Manual winding
Frequently Asked Questions about Orient Bambino RA-AC0M11Y30B
Is the 38.4mm size suitable for my wrist?
Yes. The 38.4mm diameter and 12.5mm profile make it a watch with a balanced presence. Its 44mm lug-to-lug distance and curved lug design allow it to adapt ergonomically to both slim and medium wrists, sliding perfectly under the shirt cuff. It is the classic size par excellence.
How faithful is the salmon dial color in person?
It is a very subtle pastel copper tone with a sunburst finish. In natural light, it tends to look warmer and more vibrant, with reflections ranging from soft pink to copper, while indoors it maintains an elegant pastel sobriety that combines perfectly with dark suits or casual looks. Those who have seen it in person highlight that it is more beautiful than in promotional images.
Is it possible to see the watch movement?
Yes, this model features a transparent case back (exhibition caseback) that allows you to appreciate the operation of the Japanese automatic caliber F6724, including the winding rotor and the balance wheel's beat. It is a window into Japanese mechanical engineering.
Other models you might like
If you're looking for this same level of elegance but with a more sober dial, we recommend exploring the Classic White Orient Bambino Watch. And of course, you can discover the entire Orient collection in our catalog to find your perfect companion.
Buy with official warranty
This Orient RA-AC0M11Y30B is 100% original. We are an official Orient dealer, which guarantees you access to the brand's international warranty (2 years, extendable to 3 in Spain) and its specialized technical service.

