Data Found here: http://elginwatches.org/cgi-bin/elgin_sn?sn=17625431&action=search Serial Number SN Range RunQty Name Year grade size code jewels Adj/reg/etc. -------------- -------- ------ ---- ---- ----- ---- ------ ------ ------------ 17625431 17625001 1000 1913 410* 0s o3g3p 15j ? e 3431 of 7000 in grade grade total runs first yr last yr class size code jewels Adj/name ----- ----- ----- -------- ------- ----- ---- ------ ------ ---------- 410 7000 7 1912 1916 117 0s o3g3p 15j ? (*) notes on grade 410: last 0s grade Class 117: OF 3/4 pend 319 10500 made 0s model 3 15j 324 205000 made 0s model 3 7j 355 47000 made 0s model 3 15j 409 21000 made 0s model 3 7j gilded 410 7000 made 0s model 3 15j ? gilded 414 13000 made 3/0s model 3 7j 416 2000 made 3/0s model 3 15j 418 129000 made 3/0s model 5 7j 420 19000 made 3/0s model 5 15j