Seiko Prospex SPB179 CHAME00208 features a double bellows holosteric

features a double bellows holosteric movement that mechanically measures changes in atmospheric pressure to foretell changing weather

48 cts Three-Prong Studs

expertly crafted from luxurious 18K yellow gold for a timeless and sophisticated look

Equipped with a rotating inner compass bezel for outdoor adventure

Seiko Prospex SPB179 CHAME00208 features a double bellows holostericRoyal Jewelers is an authorized Seiko dealer in the Boston area and offers the Seiko Prospex with Seiko's 3 year warranty. CASE DIMENSIONS: Thickness: 12. 9mm Diameter: 45mm Length: 52. 6mm CASE: Stainless steel case CRYSTAL MATERIAL: Sapphire crystal DIAL COLOR: Blue STRAP: Stainless steel bracelet MOVEMENT: Caliber 6R35 21,600 vibrations per hour 24 jewels Power reserve: approximately 70 hours WATER RESISTANCE: 200 meters (660 feet), follows ISO