550004-325941-1.jpg

Case

All so far Stainless steel, back held with four screws.

Dials

Stone at 12, apertures for day & date at 6, signed "Ricoh"

Movement

Calibre 550.

Example serial numbers

Case numberMovement numberDialNotes
325941015239Stainless steelGloss black dial. Restored in Japan iishop.co.jp - YouTube
622994Stainless steelBrown fade
822256Stainless steelSilver dial
822793018308Stainless steelBlue dial without stone
823449Stainless steelBrown fade
823647Stainless steelBrushed silver dial
825712Stainless steelTwo tone silver dial
825829Stainless steelBlue black dial
8 watches recorded

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