The Seiko Prospex Alpinist SPB503J1 is a modern interpretation of one of Seiko's most iconic adventure watches. Inspired by the original 1959 Laurel Alpinist, this premium timepiece is designed for mountaineers, explorers, and outdoor enthusiasts who demand reliability in challenging environments. Featuring a distinctive teal blue dial, a rotating compass bezel, and the latest in-house automatic movement, the SPB503J1 perfectly combines vintage heritage with contemporary engineering.
Crafted from stainless steel with Seiko's Super-Hard Coating, the watch features a versatile 39.5mm round case that delivers exceptional durability while remaining comfortable for everyday wear. The striking teal blue dial is inspired by the original Alpinist design and features classic Arabic numerals, wedge-shaped hour markers, and vintage-inspired cathedral-style hands. Protected by a sapphire crystal with magnifier, the dial offers outstanding clarity and scratch resistance. A rotating compass bezel further enhances the watch's outdoor functionality, while the iconic Alpinist logo reinforces its rich heritage.
At the heart of the SPB503J1 is Seiko's latest Calibre 6R55 automatic movement, offering manual winding capability, a generous 72-hour power reserve, and reliable accuracy of +25/-15 seconds per day. The exhibition screw case back showcases the beautifully finished movement, while the screw-down crown and 200-meter water resistance ensure dependable performance in demanding environments. Finished with a durable stainless steel bracelet featuring a three-fold clasp with push-button release, the Seiko Prospex Alpinist SPB503J1 is the ideal companion for both everyday adventures and professional exploration.
Key Features
- Seiko In-House Calibre 6R55 Automatic Movement
- Manual Winding Capability
- 72-Hour Power Reserve
- Teal Blue Alpinist Dial
- 39.5mm Stainless Steel Case with Super-Hard Coating
- Scratch-Resistant Sapphire Crystal with Magnifier
- Rotating Compass Bezel
- Cathedral-Style Hands
- Exhibition Screw Case Back
- Screw-Down Crown
- 200m Water Resistance (20 Bar)
- 2 Years Manufacturer Warranty
Additional Information
| Brand |
Seiko |
| Collection |
Prospex Alpinist |
| Model Number |
SPB503J1 |
| Watch Type |
Automatic Analog |
| Movement |
Automatic with Manual Winding |
| Calibre |
6R55 |
| Accuracy |
+25 / -15 seconds per day |
| Power Reserve |
Approx. 72 Hours (3 Days) |
| Case Diameter |
39.5 mm |
| Case Thickness |
12.7 mm |
| Case Length (Lug-to-Lug) |
46.4 mm |
| Lug Width |
20 mm |
| Case Material |
Stainless Steel with Super-Hard Coating |
| Case Shape |
Round |
| Dial Colour |
Teal Blue |
| Display Type |
Analog |
| Functions |
Hour, Minute, Second |
| Crystal |
Sapphire Crystal with Magnifier |
| Bezel |
Rotating Compass Bezel |
| Hands |
Cathedral-Style Hands |
| Case Back |
See-Through Screw Case Back |
| Crown |
Screw-Down Crown |
| Stop Seconds Function |
Yes |
| Band Material |
Stainless Steel |
| Band Colour |
Silver |
| Clasp |
Three-Fold Clasp with Push Button Release |
| Water Resistance |
20 Bar (200 meters) |
| Gender |
Men |
| Warranty |
2 Years Manufacturer Warranty |
• 100% Authentic Product • World Wide Shipping
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• Authorized Dealer
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