Seiko Alpinist Green SPB121 | SBDC091 (Japan Domestic)

Product Description

A true modern classic, the Seiko Alpinist SPB121J1 — known in Japan as the SBDC091 — revives the spirit of Seiko’s legendary mountaineering watch with upgraded specs and timeless design. Featuring a rich green sunburst dial with golden markers and cathedral-style hands, this model strikes the perfect balance between rugged functionality and elegant detail. The inner rotating compass ring, operated by a second crown at 4 o’clock, remains a signature feature of the Alpinist line.

BRAND NEW - IN STOCK 100% - SHIPS FAST - FROM JAPAN

Specifications:

• Movement # 6R35
• Mechanical Automatic (with manual winding)
• +25 to -15 seconds of accuracy
• 70 hours Power Reserve
• Stainless Steel Case with Glass Caseback
• Sapphire with Cyclops date
• Anti reflective Coating
• Lumi Bright
• Brown Leather Band
• 20 Bar Waterproof
• Magnetic Resistance
• 46.4 mm x 39.5mm x 13.2mm
• 87.0 gram
• 185mm Max. Wrist size
• Screw lock crown
• Screw back
• Compass
• 24 Jewels
• Second Hand Stop Function
• Ref # SPB121 / SPB121J / SPB121J1 / SBDC091 (We are selling as JDM edition)

Housed in a robust 39.5mm stainless steel case and powered by the in-house Caliber 6R35 automatic movement, it offers a substantial 70-hour power reserve. The watch is protected by sapphire crystal and rated for 200 meters of water resistance, making it ideal for both everyday wear and outdoor exploration. Finished with a brown leather strap and distinctive look, the SPB121J1 / SBDC091 is a standout piece that pays tribute to Seiko’s adventurous heritage — and a favorite among collectors worldwide.