Orient RA-AA0003 42mm, Red Dial Silver Stainless steel
Orient RA-AA0003, Red Dial
The Orient Kamasu offers a robust automatic diver's watch experience. Its vibrant red dial is protected by a sapphire crystal, a notable feature at this price point.
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About this item
- Powered by the Orient F922 Automatic / Hand-Winding / Hacking Movement
- Case Dimensions: 41.8 mm Diameter, 47 mm Lug to Lug Length, 12.8 mm Thick, 22 mm Lug Width
- Feature: Sapphire Crystal, Day, Date, Screwdown Crown, 120-Cliick Unidirectional Bezel
- Dial Colour: Red
- Water resistant 200m (660ft): in general, suitable for professional marine activity and serious surface water sports, but not diving
Top Highlights
- Brand
- Orient
- Model Name
- RA-AA0003
- Model Number
- RA-AA0003R39B
- Department
- Men
- Item Type
- Diving Watch
- Manufacturer
- Puri-Time, Inc
- Country of Origin
- Japan
- First Available
- 2 May 2019
- Release Year
- 2019
Features & Specs
- Display
- Analog
- Movement Type
- Automatic
- Calibre
- F922
- Additional Features
- Bezel Markings, Water-resistant
- Complications
- Date, Day
- Battery
- No battery (automatic)
- Strap Type
- Bracelet
- Case Material
- Stainless steel
- Case Size
- 41.8 mm
- Case Thickness
- 12.8 mm
- Lug Width
- 22.0 mm
- Weight
- 170.1 g
- Water Resistance
- 200 m
- Sport Type
- Diving, Marine activity, Water sports
- Strap
- Stainless steel
- Clasp
- Fold-over-clasp-with-double-push-button-safety
- Closure Type
- Fold-over, Push-Button
- Embellishment
- Crystal
- Crystal
- Synthetic Sapphire
- Bezel
- Unidirectional
Style
- Style Name
- Diving Watch
- Dial Shape
- Round
- Dial Colour
- Red
- Band Color
- Silver
- Theme
- Sports
- Face Style
- Simple
Description
Orient's F6922 automatic calibre provides the reliable engine for this Kamasu diver. This modern movement offers both hacking seconds and hand-winding capabilities, features that allow for precise time-setting and ensure the watch remains powered even when off the wrist. The mechanism is a proven workhorse, valued by enthusiasts for its durability and straightforward servicing requirements.
The watch is housed in a 41.8mm stainless steel case that balances a strong wrist presence with everyday wearability. A unidirectional 120-click bezel provides confident rotational feedback for timing events, while the screw-down crown ensures the case's integrity across 200 metres of water resistance. The overall case architecture reflects classic dive watch proportions, with brushed and polished surfaces creating visual interest.
The deep red sunburst dial is the watch's defining visual element, shifting in appearance under different lighting conditions. Applied hour markers and hands are filled with a generous application of luminous material for excellent low-light legibility.
Frequently Asked Questions
How deep can I go with the Orient Kamasu RA-AA0003R19A?
The Orient Kamasu RA-AA0003R19A offers 200 metres (660 feet) of water resistance. This makes it suitable for professional marine activity and serious surface water sports, but it is not recommended for saturation diving. Always ensure the screwdown crown is fully secured before any water exposure.
What movement powers this Orient Kamasu dive watch?
This Orient Kamasu model is powered by the in-house F6922 automatic movement. This reliable calibre features both hand-winding and hacking functions, allowing for precise time setting. It typically offers a power reserve of around 40 hours when fully wound.
Is the Orient Kamasu RA-AA0003R19A resistant to magnetic fields?
While the Orient Kamasu RA-AA0003R19A is a robust automatic watch, it does not feature specific enhanced anti-magnetic properties like those found in watches with silicon balance springs or specialised cages. Exposure to strong magnetic fields should generally be avoided to maintain optimal accuracy.
How often should I service my Orient Kamasu automatic watch?
For optimal performance and longevity, it's generally recommended to have your Orient Kamasu RA-AA0003R19A serviced every 3 to 5 years. This service typically includes cleaning, lubrication, and checking the water resistance seals to ensure continued reliability.
What wrist size is suitable for the Orient Kamasu RA-AA0003R19A?
With a 41.8mm case diameter and a 47mm lug-to-lug length, the Orient Kamasu RA-AA0003R19A generally fits a wide range of wrist sizes. It typically wears well on wrists from approximately 6.5 inches (16.5 cm) to 8 inches (20 cm) in circumference, offering a comfortable fit for most men.
Can I wear the Orient Kamasu RA-AA0003R19A for daily activities and sports?
Absolutely. The Orient Kamasu RA-AA0003R19A is built with a durable stainless steel case, sapphire crystal, and 200m water resistance, making it highly suitable for daily wear and various sports. Its robust construction can withstand the rigours of an active lifestyle, including surface water sports.
Editor's take
For the enthusiast seeking a first mechanical watch or a durable daily timepiece, the Kamasu presents a formidable value proposition. Its performance is anchored by the in-house F6922 automatic calibre, an updated movement that provides the hacking and hand-winding functions expected by modern collectors. The watch feels solid and purposeful on the wrist, speaking to its Japanese origins and Orient's long history of producing accessible mechanicals.
The most significant technical upgrade here is the inclusion of a synthetic sapphire crystal. In a market segment crowded with mineral glass crystals, this choice provides a tangible increase in scratch resistance and long-term clarity. Paired with a well-proportioned 41.8mm stainless steel case and a striking dial colour, the watch delivers an ownership experience that punches well above its weight class.
A realistic assessment must note where compromises were made. While the watch carries a 200-metre water resistance rating, it does not have a formal ISO 6425 certification, distinguishing it from professional-grade saturation divers. Furthermore, the stainless steel bracelet, while functional, utilises a basic stamped clasp and hollow end links, which is a common cost-control measure for watches at this price point.
Ultimately, these trade-offs do little to diminish the core appeal of the Kamasu. For someone who values a robust automatic movement and superior crystal material over advanced bracelet hardware, this reference RA-AA0003R39B is an exceptional choice. It represents one of the strongest entry points into the world of mechanical dive watches available today.
In categories
From the manufacturer

The Kamasu Collection
We couldn't help but be inspired by the fearsome barracuda, evidenced from the teeth-like hands and markers to the resilient sapphire crystal. Only after diving into the design and specifications of the Kamasu will it be clear as to why it stands alone as a collection. “Kamasu” is the Japanese word for Barracuda, a fitting name for a watch where the triangular hour marker and arrow hands resemble teeth.

The Kamasu Collection
The RA-AA0003R19A is a distinguished member of Orient's Kamasu series, known for its robust construction and functional design. This model continues the collection's legacy of reliable dive watches, offering precision for enthusiasts.

Robust Diving Capability
Engineered for underwater environments, this timepiece features 200m water resistance, adhering to ISO standards for diving watches. The 41.8mm stainless steel case and synthetic sapphire crystal ensure durability and legibility in challenging conditions.

Precision Automatic Movement
Powering the RA-AA0003R19A is a reliable automatic movement, a hallmark of Orient's in-house manufacturing. This self-winding calibre provides consistent timekeeping without the need for a battery.

About Orient Watch
For over seven decades, Orient Watch has upheld a commitment to producing mechanical timepieces of exceptional quality and value. The brand's dedication to in-house movement manufacturing distinguishes its offerings within the horological landscape.
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