Stainless steel case with screw on back, crown with R logo, faceted glass crystal, signed “Ricoh, 572005S”
Dial: Green stone, possibly jasper or bloodstone, yellow sapphire at 12, signed “Ricoh, LSI [sine wave symbol] 32768, Riquartz”
Movement: Calibre 570
Battery
Crystal faceted
Crystal gasket
Case back gasket 32mm inside x 1mm wide
Crown gasket