Waltham 8 Day Mainspring 4.50 .23 720

Waltham 18 Size Mainspring 3.00 .225 540 T end

Waltham 18 Size Mainspring 2.90 .22.5 540 T end

Waltham 18 Size Mainspring 2.90 .22 540 T end

Waltham 16 Size Mainspring TR end 28.0 .19 640

Waltham 16 Size Mainspring DBH end 2.60 .17 540

Waltham 12 Size Mainspring T end

Waltham 16 Size Mainspring T end 2.30 .22 540

Waltham 6 Size Mainspring TR end 2.10 .15 400 TR

Waltham 12 Size Mainspring TR end

Waltham 6 Size Mainspring T end 1.90 .21 400

Waltham 2252 Size Mainspring TR end 1.65 0.16 480mm

Waltham 16 Size Mainspring TR end