#author("2025-12-29T19:17:05+00:00","default:admin","admin")
#author("2025-12-29T19:17:33+00:00","default:admin","admin")
#ref(550004-325941-1.jpg,right,around,zoom,0x350);

The later [[550]] watch, stainless steel only so far recorded.

*Case [#h3e492fc]
-Stainless steel
-Case back secured by four screws

*Dials [#mf897a6b]
-With or without stone at 12
-Two styles of hands; Square, or pointed 
-Apertures for day & date at 6
-Signed "Ricoh, LSI 32768, [Riquartz logo], Riquartz, Japan"
--Gloss black
--Silver
--Two tone silver
--Fading brown
--Blue

*Parts [#md6fdd9c]
-Battery 2x 303, in insulating sleeves
-Crystal, round mineral glass
-Crystal gasket, white plastic
-Caseback gasket rounded rectangle
-Crown gasket
-Date corrector gasket o-ring 0.7x0.5x1.7mm G36768 

*Example serial numbers [#fcc6a3dd]
Second digit "2"
,''Case number'',''Movement number'',''Case'',''Dial'',''Hands'',''Dated'',''Notes''
,325941,015239,Stainless steel,Gloss black dial 11-327,,,Restored in Japan [[iishop 550004]] - [[YouTube:https://youtu.be/ng4ypGF0oOs]]
,622994,,Stainless steel,Brown fade,,,Original bracelet
,822156,013302,Stainless steel,Two tone silver with stone 09-327,,Jan 1973,[[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6326]]
,822256,,Stainless steel,Two tone silver,,,
,822351,013272,Stainless steel,Two tone silver with stone 09-327,,Jan 1973,Original flexible bracelet [[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6240]]
,822793,018308,Stainless steel,Blue dial without stone,Pointed,,
,822814,020379,Stainless steel,Fading brown without stone 19-327,Pointed,,[[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6159]]
,822973,,Stainless steel,Blue without stone,Pointed,,
,823449,,Stainless steel,Brown fade,,,
,823647,,Stainless steel,Brushed silver dial,,,
,823819,022483,Stainless steel,Blue without stone 19-327,Pointed,Mar 1973,Original bracelet [[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6253]]
,825139,022774,Stainless steel,Black with stone 11-327,,Apr 1973,Original flexible bracelet [[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6239]]
,825305,023471,Stainless steel,Two tone silver with stone 09-327,,Apr 1973,[[jrussbeauchamp.com>http://www.jrussbeauchamp.com/item.php?id=6356]]
,825712,,Stainless steel,Two tone silver dial,,,
,825829,,Stainless steel,Blue black dial 11-327,,,
,??????,,Stainless steel,Two tone silver with stone,,,
,??????,,Stainless steel,Blue dial,Pointed,,
,,,,,,,''17 watches recorded''

**325941 [#uc3fb21e]
Original webpage archived here [[iishop 550004]]
Original webpage archived here [[iishop 550004]], could be 825941
#ref(550004-325941-2.jpg,around,right,zoom,0x200);
#ref(550004-325941-1.jpg,zoom,0x200);

**622994 [#b4874b5a]
#ref(550004-622994-2.jpg,around,right,zoom,0x200);
#ref(550004-622994-1.jpg,zoom,0x200);

**822156 [#s6289155]
#ref(550004-822156-2.jpg,around,right,zoom,0x200);
#ref(550004-822156-1.jpg,zoom,0x200);

**822256 [#rfc59f50]
#ref(550004-822256-2.jpg,around,right,zoom,0x200);
#ref(550004-822256-1.jpg,zoom,0x200);

**822351 [#i2e9b889]
Original flexible bracelet. 
#ref(550004-822351-2.jpg,around,right,zoom,0x200);
#ref(550004-822351-1.jpg,zoom,0x200);

**822793 [#o8071c17]
#ref(550004-822793-2.jpg,around,right,zoom,0x200);
#ref(550004-822793-1.jpg,zoom,0x200);

**822814 [#q2e0afba]
#ref(550004-822814-2.jpg,around,right,zoom,0x200);
#ref(550004-822814-1.jpg,zoom,0x200);

**822973 [#q1dabdd4]
#ref(550004-822973-2.jpg,around,right,zoom,0x200);
#ref(550004-822973-1.jpg,zoom,0x200);

**823449 [#b447d599]
#ref(550004-823449-2.jpg,around,right,zoom,0x200);
#ref(550004-823449-1.jpg,zoom,0x200);

**823647 [#c4ab700b]
#ref(550004-823647-2.jpg,around,right,zoom,0x200);
#ref(550004-823647-1.jpg,zoom,0x200);

**823819 [#m3219e13]
Original mesh bracelet, protective sticker on caseback.
#ref(550004-823819-2.jpg,around,right,zoom,0x200);
#ref(550004-823819-1.jpg,zoom,0x200);

**825139 [#k42583bc]
Original flexible bracelet.
#ref(550004-825139-2.jpg,around,right,zoom,0x200);
#ref(550004-825139-1.jpg,zoom,0x200);

**825305 [#df516747]
#ref(550004-825305-2.jpg,around,right,zoom,0x200);
#ref(550004-825305-1.jpg,zoom,0x200);

**825712 [#g3645db8]
#ref(550004-825712-2.jpg,around,right,zoom,0x200);
#ref(550004-825712-1.jpg,zoom,0x200);

**825829 [#j02d5f69]
#ref(550004-825829-2.jpg,around,right,zoom,0x200);
#ref(550004-825829-1.jpg,zoom,0x200);

**?????? [#b9f59aae]
#ref(550004-2.jpg,zoom,around,right,0x200);
#ref(550004-1.jpg,zoom,0x200);

**?????? [#i13b7c62]
#ref(550004-3.jpg,zoom,0x200);

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