Pocket Watch Database

Bay State Watch Case Co. Argentine Silver
Watch Case Marking for Bay State Watch Case Co. Argentine Silver: Argentine
Silver
B.S.W.Co.

Image Provided by Live Auctioneers


Note: Case manufacturers modified markings over time. As a result, the image above is simply a representation of one particular marking used by the company. Your case marking may differ based on the production era and other parameters.

Argentine Silver

Database ID:PWDB-541
Case Grade:Argentine Silver
Material:Nickel Alloy
Original Advertisements:

Bay State Watch Case Co. Ad

Source: The Jewelers Weekly: March 1, 1888

Catalog Sources: 1877DFC 1878CYC 1880GHR 1880JAB 1880NHW 1882SFM 1883GHR 1883UNK 1884LSS 1885OY 1886HMS 1886RA 1887BHIA 1887LAM 1888BA 1888OY 1889BAM 1889EVR 1890AP 1890BA 1890CHK 1890JC05 1890OY 1890SFM 1891RR 1891SAC 1892ACR 1892BAC 1892CPS 1892WES 1893BFNA 1893BHIA 1893MCE 1893SAC 1894BA 1894BATM 1894NRC 1895OY 1895SFM 1896MF 1896OY 1897BB 1898MLMF 1899ACB 1899BHIA 1899SAC 1900BA 1900BHIA 1900LMC 1900NHW 1901BAC 1901OY 1902ACB 1902BATM 1902BB 1902MF 1903ACB 1903BAC 1903FDW 1903N76 1903ON 1904ACB 1904BA 1904LB 1904PWC 1905ACB 1905BAC 1905DH 1905FNCS 1905ON 1906ON 1906SRC 1907ACB 1907JVF 1907NAC 1907NBC 1907OY 1907SFM 1908ACB 1909BAC 1910ACB 1911NG 1911OY 1911WJJ 1912COC 1912HA 1912NG 1912SFM 1912WJJ 1913FDW 1914ELD 1915ACB 1915ON 1915PWE 1916LCM 1917BA 1923CBN 1923ON 1925ASJ 1925CPS 1928ON 1932ON 1942WAG
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4 Admirations
Serial No.: #1785567
Manufacturer:Illinois
Grade:Bunn Special
Size:18s
Model:6
Jewels:21j
Setting:Lever
Finish:Nickel
Est. Date:1905
Case Material:Coinsilver
Added By:pedrokeith Profile Image pedrokeith
8 Admirations
Serial No.: #112384
Manufacturer:Rockford
Grade:9 Jewels
Size:18s
Model:1
Jewels:9j
Setting:Key
Finish:Gilt
Est. Date:1881
Case Model:Imperial
Case Material:Coinsilver
Added By:ChrisG Profile Image ChrisG
4 Admirations
Serial No.: #2777503
Manufacturer:Waltham
Grade:R.E. Robbins
Size:18s
Model:1877
Jewels:13j
Setting:Key
Finish:Gilt
Est. Date:September 1885 - March 1886
Case Material:Coinsilver
Case Serial:161
Added By:winterwolf Profile Image winterwolf
5 Admirations
Serial No.: #22901
Manufacturer:Aurora Watch Co.
Grade:
Size:18s
Model:
Jewels:11j
Setting:Key
Finish:Gilt
Est. Date:1885
Case Model:Imperial
Case Material:Coinsilver
Case Serial:239
Added By:Rickhufnagel7 Profile Image Rickhufnagel7
5 Admirations
Serial No.: #2738
Manufacturer:Tremont Watch Co.
Grade:Tremont Watch Co.
Size:18s
Model:1
Jewels:15j
Setting:Key
Finish:Gilt
Est. Date:1866
Case Material:Coinsilver
Case Serial:313
Added By:geoulri1 Profile Image geoulri1
4 Admirations
Serial No.: #372506
Manufacturer:Illinois
Grade:Columbia
Size:18s
Model:2
Jewels:11j
Setting:Lever
Finish:Gilt
Est. Date:April 1882 - June 1882
Case Model:Imperial
Case Material:Coinsilver
Case Serial:984
Added By:Cincinnatus Profile Image Cincinnatus
3 Admirations
Serial No.: #751414
Manufacturer:Waltham
Grade:Wm. Ellery
Size:18s
Model:1857
Jewels:11j
Setting:Key
Finish:Gilt
Est. Date:July 1874 - September 1, 1874
Case Material:Silver
Case Serial:1901
Added By:jeb605 Profile Image jeb605
5 Admirations
Serial No.: #618795
Manufacturer:Waltham
Grade:W.W.Co.
Size:18s
Model:1857
Jewels:15j
Setting:Key
Finish:Gilt
Est. Date:April 1872 - July 1, 1872
Case Material:Coinsilver
Case Serial:2234
Added By:Rickglick1 Profile Image Rickglick1
4 Admirations
Serial No.: #74559
Manufacturer:Columbus Watch Co.
Grade:97
Size:18s
Model:3
Jewels:17j
Setting:Lever
Finish:Nickel
Est. Date:1886
Case Material:Coinsilver
Case Serial:3105
Added By:Rickglick1 Profile Image Rickglick1
10 Admirations
Serial No.: #56634
Manufacturer:Illinois
Grade:Miller
Size:18s
Model:1
Jewels:15j
Setting:Key
Finish:Gilt
Est. Date:May 1880
Case Model:Imperial
Case Material:Coinsilver
Case Serial:4391
Added By:esoxhunter Profile Image esoxhunter
9 Admirations
Serial No.: #4806
Manufacturer:Tremont Watch Co.
Grade:Tremont Watch Co.
Size:18s
Model:1
Jewels:15j
Setting:Key
Finish:Gilt
Est. Date:1866
Case Material:Coinsilver
Case Serial:5657
Added By:tsullivan Profile Image tsullivan
5 Admirations
Serial No.: #52283
Manufacturer:Aurora Watch Co.
Grade:5-kw
Size:18s
Model:Key Wind
Jewels:15j
Setting:Key
Finish:Gilt
Est. Date:1885
Case Model:Imperial
Case Material:Coinsilver
Case Serial:5697
Added By:Rickhufnagel7 Profile Image Rickhufnagel7
2 Admirations
Serial No.: #14579246
Manufacturer:Elgin
Grade:369
Size:18s
Model:8
Jewels:17j
Setting:Lever
Finish:Nickel
Est. Date:1910
Case Material:Coinsilver
Case Serial:16081
Added By:stevo1962 Profile Image stevo1962
4 Admirations
Serial No.: #851719
Manufacturer:Seth Thomas
Grade:37
Size:18s
Model:9
Jewels:7j
Setting:Pendant
Finish:Nickel
Est. Date:1907
Case Material:Coinsilver
Case Serial:20334
Added By:stclox Profile Image stclox
4 Admirations
Serial No.: #2297656
Manufacturer:Elgin
Grade:76
Size:18s
Model:5
Jewels:15j
Setting:Pendant
Finish:Gilt
Est. Date:1887
Case Material:Coinsilver
Case Serial:21290
Added By:goguenandre3 Profile Image goguenandre3
11 Admirations
Serial No.: #2667
Manufacturer:U.S. Watch Co. (Waltham, Mass)
Grade:Dome
Size:16s
Model:1885
Jewels:7j
Setting:Pendant
Finish:Gilt
Est. Date:1887
Case Material:Coinsilver
Case Serial:24506
Added By:pmwas1 Profile Image pmwas1
4 Admirations
Serial No.: #208858
Manufacturer:Hamilton
Grade:999
Size:18s
Model:1
Jewels:21j
Setting:Lever
Finish:Nickel
Est. Date:1903
Case Model:Imperial
Case Material:Coinsilver
Case Serial:32405
Added By:strikeph Profile Image strikeph
9 Admirations
Serial No.: #301634
Manufacturer:Illinois
Grade:100
Size:18s
Model:1
Jewels:15j
Setting:Key
Finish:Nickel
Est. Date:April 1889 - June 1889
Case Material:Coinsilver
Case Serial:46016
Added By:Rickybe Profile Image Rickybe
6 Admirations
Serial No.: #38211
Manufacturer:New York Watch Co.
Grade:Geo. Sam. Rice
Size:18s
Model:1870
Jewels:7j
Setting:Key
Finish:Gilt
Est. Date:1873
Case Model:Imperial
Case Material:Coinsilver
Case Serial:46236
Added By:nicnic Profile Image nicnic
9 Admirations
Serial No.: #556466
Manufacturer:Seth Thomas
Grade:Liberty
Size:18s
Model:7
Jewels:7j
Setting:Lever
Finish:Nickel
Est. Date:1896
Case Model:Imperial
Case Material:Coinsilver
Case Serial:49101
Added By:SethThomasFan Profile Image SethThomasFan