All so far Stainless steel, back held with four screws.
Stone at 12, apertures for day & date at 6, signed "Ricoh"
Calibre 550.
Case number | Movement number | Dial | Notes |
325941 | 015239 | Stainless steel | Gloss black dial. Restored in Japan iishop.co.jp - YouTube |
622994 | Stainless steel | Brown fade | |
822256 | Stainless steel | Silver dial | |
822793 | 018308 | Stainless steel | Blue dial without stone |
823449 | Stainless steel | Brown fade | |
823647 | Stainless steel | Brushed silver dial | |
825712 | Stainless steel | Two tone silver dial | |
825829 | Stainless steel | Blue black dial |