Seiko Prospex SPB263 ceramic bezel the in-house developed Calibre 400

the in-house developed Calibre 400 Series of Swiss Made automatics promises a five-day power reserve

Elevate your style with the Royal Collection Multi Strand Mosaic Diamond Earrings

an of accuracy +5 to -3 seconds a day

Water Resistance: 30 meters

Steel screw-down winding crown with the TUDOR logo in relief

Seiko Prospex SPB263 ceramic bezel the in-house developed Calibre 400Royal Jewelers is an authorized Seiko dealer in the Boston area and offers the Seiko Prospex with Seiko's 3 year warranty. CASE DIMENSIONS: Thickness: 13. 2mmDiameter: 42. 7mmLength: 46. 6mm CASE: Stainless steel case with super hard coating CRYSTAL MATERIAL: Sapphire crystal with anti reflective coating on the inner surface DIAL COLOR: Blue STRAP: Stainless steel bracelet with super hard coating MOVEMENT: Caliber 6R3521,600 vibrations per hour24