Circa 1935.
Produced for only 1 year is another variation of the 14K yellow gold-filled Hamilton Calvin featuring a rare inlaid black enamel dial and moderne style hands that are true to form. This Calvin sets and winds smoothly and only has light scratches on on the case. Powering this watch is a 14/0 size Hamilton grade 980 manual hand winding movement with 17 jewels that has been cleaned, oiled, and timed for 24 hours. The inner case reads: Keystone, J.Boss, 14K Gold Filled, 7282976. Fitted with a brand new glass crystal, this wristwatch measures approximately 22mm in width (not including the crown) x 37mm from lug end to lug end.
Produced for only 1 year is another variation of the 14K yellow gold-filled Hamilton Calvin featuring a rare inlaid black enamel dial and moderne style hands that are true to form. This Calvin sets and winds smoothly and only has light scratches on on the case. Powering this watch is a 14/0 size Hamilton grade 980 manual hand winding movement with 17 jewels that has been cleaned, oiled, and timed for 24 hours. The inner case reads: Keystone, J.Boss, 14K Gold Filled, 7282976. Fitted with a brand new glass crystal, this wristwatch measures approximately 22mm in width (not including the crown) x 37mm from lug end to lug end.