automático hombre Seiko Prospex Alpinist GMT HBC009J 39.5mm JDM 200m WR cristal de zafiro

******ENVÍOS 19 NOVIEMBRE 2026 / SHIPMENTS START ON NOVEMBER 19TH 2026 ******

reloj automático hombre Seiko Prospex Alpinist GMT HBC009J 39.5mm JDM 200m WR cristal de zafiro hecho en Japón JDM (mercado interior japonés) 

Seiko Prospex Alpinist GMT HBC009J men’s automatic watch, 39.5mm, JDM, 200m water-resistant, sapphire crystal, made in Japan, JDM (Japanese domestic market)

Reloj Seiko Prospex Alpinist GMT HBC009J JDM Automático Cal. 6R54 72h Reserva Zafiro 200m Made in Japan 39.5mm

Seiko Prospex Alpinist Mechanical GMT HBC009J JDM Cal. 6R54 3-Day Automatic Black Dial Leather 200m Made in Japan 39.5mm

• Edición JDM exclusiva para el mercado doméstico japonés fabricada íntegramente en Japón (Made in Japan).

• Calibre manufactura Seiko 6R54 automático con complicación GMT (aguja de 24 horas de ajuste independiente), cuerda manual, parada de segundero y reserva de marcha extendida de 72 horas (3 días).

• Anillo interno giratorio bidireccional con brújula solar operativa mediante corona dedicada a las 4:00 y bisel exterior fijo de acero cepillado con escala de 24 horas.

• Caja de acero inoxidable de 39,5 mm protegida con revestimiento superendurecido DiaShield contra arañazos y cristal de zafiro curvado con tratamiento antirreflejos interno.

• Esfera negra de alta legibilidad con índices cuneiformes aplicados, numeración arábiga, aguja GMT con punta roja y recubrimiento luminiscente LumiBrite en agujas e índices.

• Hermeticidad superior de 20 bar (200 metros) con corona principal roscada, fondo visto roscado, resistencia magnética y correa de piel de becerro negra con cierre desplegable de pulsadores.

El Seiko Prospex Alpinist Mechanical GMT HBC009J (nueva referencia japonesa del modelo SBEJ005 / SPB379) eleva el histórico reloj de montaña japonés de 1959 incorporando la función de doble huso horario GMT y una autonomía de tres días completos. Su esfera negra mate combina índices aplicados tridimensionales con una aguja de 24 horas rematada en rojo que señala el segundo huso horario sobre el bisel fijo de acero cepillado, mientras que su icónico bisel interno giratorio permite orientarse en terreno abierto utilizándolo junto con la aguja de 24 horas como brújula solar.

Impulsado por el calibre automático de manufactura Seiko 6R54 de 24 rubíes y 72 horas de reserva de marcha, ofrece una arquitectura robusta preparada para expediciones reales y uso diario. La caja de 39,5 mm cuenta con tratamiento superficial endurecido DiaShield que preserva el acabado frente al roce, corona roscada y una estanqueidad de 200 metros (20 ATM), completándose con un cristal de zafiro curvado antirreflectante y correa de piel vacuna negra con cierre desplegable de seguridad.

Seiko Prospex Alpinist GMT HBC009J JDM Automatic Cal. 6R54 72-hour Power Reserve Sapphire Crystal 200m Made in Japan 39.5mm

Seiko Prospex Alpinist Mechanical GMT HBC009J JDM Cal. 6R54 3-Day Automatic Black Dial Leather Strap 200m Made in Japan 39.5mm

• Exclusive JDM edition for the Japanese domestic market, manufactured entirely in Japan (Made in Japan).

• Seiko-manufactured Calibre 6R54 automatic movement with GMT complication (independently adjustable 24-hour hand), manual winding, seconds stop and an extended 72-hour (3-day) power reserve.

• Bidirectional rotating inner ring with a solar-powered compass operated via a dedicated crown at 4 o’clock, and a fixed outer bezel in brushed steel with a 24-hour scale.

• 39.5 mm stainless steel case protected by a super-hardened DiaShield coating against scratches and a domed sapphire crystal with internal anti-reflective coating.

• Highly legible black dial with applied wedge-shaped hour markers, Arabic numerals, a red-tipped GMT hand and LumiBrite luminescent coating on the hands and hour markers.

• Water resistance of 20 bar (200 metres) with a screw-down main crown, screw-down display caseback, magnetic resistance and a black calfskin strap with a push-button folding clasp.

The Seiko Prospex Alpinist Mechanical GMT HBC009J (new Japanese reference for model SBEJ005 / SPB379) elevates the historic Japanese mountaineering watch from 1959 by incorporating a dual-time zone GMT function and a power reserve of three full days. Its matt black dial combines three-dimensional applied hour markers with a red-tipped 24-hour hand that indicates the second time zone on the fixed brushed steel bezel, whilst its iconic rotating inner bezel allows for orientation in open terrain when used in conjunction with the 24-hour hand as a sun compass.

Powered by Seiko’s in-house 6R54 automatic calibre with 24 jewels and a 72-hour power reserve, it offers a robust design ready for real expeditions and everyday use. The 39.5 mm case features a DiaShield hardened surface treatment that protects the finish against scratches, a screw-down crown and water resistance to 200 metres (20 ATM), complemented by a curved, anti-reflective sapphire crystal and a black calfskin strap with a safety folding clasp.

Brand: Seiko
Collection: Prospex (Alpinist Mechanical GMT)
Reference: HBC009J (SBEJ005)
Origin / Market: Made in Japan · JDM (Japanese Domestic Market)
Movement: Manual-winding mechanical (Calibre 6R54)
Power reserve: Approximately 72 hours (3 days)
Jewels / Frequency: 24 jewels · 21,600 vibrations per hour
Functions: GMT (separate 24-hour hand), seconds stop, date, compass ring
Dial: Black with applied hour markers and LumiBrite on hands and hour markers
Crystal: Curved sapphire crystal with anti-reflective coating on the inner surface
Case material: Stainless steel with DiaShield hardened coating
Crown and case back: Screw-down main crown (compass crown at 4 o’clock) and screw-down display case back
Case diameter: 39.5 mm
Thickness: 13.6 mm
Strap: Black calfskin leather with a folding clasp featuring a push-button release
Water resistance: 20 bar / 200 metres
Additional protection: Magnetic resistance (4,800 A/m)
Calendar: Date window between 4.00 and 5.00