![[MEN] Seiko Prospex Alpinist [SPB505J1] R30 Sensor Features: Distance](https://cdn.shopify.com/s/files/1/0611/2778/6728/files/SPB505J11.png?v=1761546939)
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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Sensor Features: Distance
A three-fold clasp with push button release provides secure and comfortable wear
Mach indicator: Speed exceeding 1225 units/hour
repeat (1–20 times)
Full-auto calendar correct to the December 31
[MEN] Seiko Prospex Alpinist [SPB505J1] R30 Sensor Features: DistanceMovement Calibre Number: 6R55 Movement Type: Automatic with manual winding Precision: +25 to 15 seconds per day Power Reserve: Approx. 72 hours (3 days) Jewels: 24 Functions: Stop second hand function Case Band Case Material: Stainless steel (super hard coating) Case Diameter: 39. 5mm Case Thickness: 12. 7mm Lug to Lug: 46. 4mm Crystal: Sapphire crystal with magnifier Crystal Coating: Anti reflective coating on inner surface LumiBrite: On hands and