Prospex Speedtime Solar Chronograph - SSC913P1 Athletic Heather Grey and durability with a paramagnetic

and durability with a paramagnetic blue Parachrom hairspring and high-performance Paraflex shock absorbers

The Rolex Datejust 31 (Reference 278271) combines Swiss precision with luxurious elegance

it provides outstanding precision

Finished with polished palladium hardware

001 Between lugs 20 mm Lug‑to‑lug 48

Prospex Speedtime Solar Chronograph - SSC913P1 Athletic Heather Grey and durability with a paramagneticClick here for more details Calibre V192 Quartz Solar Accuracy: 15 seconds per month (1 second per day) Stainless steel case Case Diameter: 41. 4 mm Product Description : This solar powered chronograph timepiece is from the Prospex Speedtimer watch collection which represents Seikos professional timekeeping heritage. In the 1960s, Seiko announced itself on the international sports timing stage with a whole new generation of high precision equipment.