Veredicto rápido
On paper the Kamasu offers more per dollar than anything else in this database. Sapphire, 200 m, an in-house hacking automatic and a fully solid bracelet at $235 is a specification no competitor matches. The weak points are luminous performance and after-sales support rather than anything structural.
De un vistazo
- Precio de calle
- 235 US$
- Tipo de movimiento
- Automático
- Reserva de marcha
- 40 hours
- Diámetro de caja
- 41.8 mm
- Asa a asa
- 47 mm
- Cristal
- Sapphire
- Resistencia al agua
- 200 m (656 ft)
Diseño
Orient works within the established diver vocabulary — a 41.8 mm round case, sloped bezel, applied markers and a sword handset — without copying any single reference. The sunburst blue dial is the visual draw, and it shifts noticeably as the light moves across it.
Movimiento
The F6922 is designed and produced by Seiko Epson, Orient's parent: 22 jewels, 21,600 vph, hacking and hand-winding, 40 hours of reserve. Orient publishes -15 to +25 seconds per day, a materially tighter window than the -35/+45 Seiko quotes for the 4R36.
Calidad de construcción
Case finishing runs a step above the Seiko 5 Sports, with crisper brushing and a better-defined bevel. The screw-down crown is signed. Note that Orient rates the watch to 200 m but does not certify it to ISO 6425, so it carries no DIVER'S marking.
Esfera
Applied indices with a printed chapter ring and a date at three. Legibility is strong in daylight. Orient's luminous compound is adequate rather than notable, and this is the clearest area where Seiko's Prospex line pulls ahead.
Brazalete y correa
Solid end links, solid links throughout, a stamped clasp with a diver's extension and — unusually at this price — half-links for fine adjustment. The Seiko 5 Sports cannot be sized as precisely.
Comodidad y ergonomía
A 47 mm lug-to-lug on a 41.8 mm case is well proportioned, and 12.8 mm is slimmer than most 200 m divers. The tapering bracelet helps smaller wrists more than the raw numbers suggest.
Precisión
Orient's published window of -15 to +25 seconds per day is one of the tighter specifications among affordable Japanese automatics, and the practical implication is a movement less likely to need regulation out of the box.
Lo que nos gusta
Lo que nos gusta
- Sapphire crystal as standard at a price where mineral glass is the norm
- F6922 hacks and hand-winds, with a tighter published accuracy window than Seiko's 4R36
- Solid end links, solid centre links and half-links for fine sizing
- 200 m rating with a screw-down crown
Lo que no nos gusta
- Luminous material is weaker than Seiko's LumiBrite
- Orient's service network outside Japan is thinner than Seiko's or Citizen's
- Bezel action is firmer than most, which some find stiff
¿Quién debería comprarlo?
Anyone who wants the best-specified mechanical watch $250 can buy, and anyone who has ruled out Seiko because of its mineral crystals.
¿Quién debería descartarlo?
Skip it if luminous performance matters — Seiko is meaningfully stronger. Skip it if you want a brand with service centres in every major city.
Mejores alternativas
Tres relojes que conviene sopesar antes de decidirte.
Cómo se compara
Orient Kamasu
4 categorías ganadas
Seiko 5 Sports SRPD55
4 categorías ganadas
- Precio de calle
- 235 US$
- 195 US$Ganador
- Tipo de movimiento
- Automático
- Automático
- Calibre
- F6922
- 4R36
- Reserva de marcha
- 40 hours
- 41 hoursGanador
- Precisión declarada
- -15 to +25 seconds per day (Orient specification)
- -35 to +45 seconds per day (Seiko specification)
- Diámetro de caja
- 41.8 mm
- 42.5 mm
- Grosor de caja
- 12.8 mmGanador
- 13.4 mm
- Asa a asa
- 47 mm
- 46 mmGanador
- Cristal
- SapphireGanador
- Hardlex mineral
- Resistencia al agua
- 200 m (656 ft)Ganador
- 100 m (328 ft)
- Brazalete / correa
- Three-link bracelet with solid end links
- Three-link bracelet with folded end links
- Peso
- 160 g
- 148 gGanador
- Estilo
- Buceo · Deportivo · Diario
- Deportivo · Diario · Buceo
- Muñeca recomendada
- Media · Grande
- Media · Grande
- Selection Score
- 88 / 100Ganador
- 85 / 100
Veredicto final
The Kamasu is the watch that makes the sub-$300 category difficult for everyone else. It is not the most exciting design here, but it is the one where the specification sheet has no obvious gaps.
Especificaciones
- Marca
- Orient
- Modelo
- Kamasu
- Referencia
- RA-AA0002L19B
- Colección
- Sports Diver
- Precio de calle
- 235 US$
- PVP recomendado
- 350 US$
- Tipo de movimiento
- Automático
- Movimiento
- Orient F6922
- Calibre
- F6922
- Reserva de marcha
- 40 hours
- Precisión declarada
- -15 to +25 seconds per day (Orient specification)
- Espiral
- No publicado
- Diámetro de caja
- 41.8 mm
- Grosor de caja
- 12.8 mm
- Asa a asa
- 47 mm
- Ancho de asa
- 22 mm
- Peso
- 160 g
- Material de caja
- Stainless steel
- Cristal
- Sapphire
- Resistencia al agua
- 200 m (656 ft)
- Colores de esfera
- Blue
- Brazalete / correa
- Three-link bracelet with solid end links
- Material del brazalete
- Stainless steel
- Cierre
- Folding clasp with diver's extension and half-links
- Fecha
- Sí
- GMT
- No
- Cronógrafo
- No
- Estilo
- Buceo · Deportivo · Diario
- Muñeca recomendada
- Media · Grande
- País de origen
- Japan
- Lanzamiento
- 2018
- Selection Score
- 88 / 100
Desglose de la puntuación
- 25%24.5
Relación calidad-precio
- 20%17.2
Movimiento
- 15%13.2
Construcción
- 15%12.9
Diseño
- 10%8.2
Ergonomía
- 10%8.5
Prestaciones
- 5%3.8
Marca y propiedad
Siete pilares, cada uno puntuado de 0 a 10 y ponderado como se muestra. El total es la suma de las notas ponderadas: el número principal nunca puede contradecir su propio desglose.
Las notas son datos demo pendientes de revisión editorial.
Dónde comprarlo
Selection Time se financia gracias a sus lectores. Si compras a través de un enlace de esta página podemos recibir una comisión. Esto nunca afecta a nuestras puntuaciones ni a lo que recomendamos.
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Amazon
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Orient USA
350 US$ · Precio verificado 1 de agosto de 2026
Preguntas frecuentes
Kamasu or Mako III?
Both use the F6922 and are rated to 200 m. The Kamasu adds a sapphire crystal and applied markers; the Mako III uses mineral glass and costs less. The crystal is the deciding difference for most buyers.
Is Orient owned by Seiko?
Orient has been a subsidiary of Seiko Epson since 2017, which is why its movements are produced by Epson.
Can the Kamasu be used for scuba diving?
It is rated to 200 m with a screw-down crown, but Orient does not certify it to ISO 6425. For technical diving, choose a certified watch such as a Seiko Prospex or Tissot Seastar.






