Offered here is a vintage group of milestone service award pins from the

International Association of Machinists (IAM).

All were manufactured by Bastian Bros., Rochester, New York — a well-known producer of union and fraternal jewelry throughout the 20th century.

This is a strong mixed-metal grouping including gold filled and sterling examples.

Included:

• 15 Year Service Pin – 10K Gold Filled (clutch back)

• 15 Year Service Pin – 10K Gold Filled (horizontal safety bar clasp – earlier style)

• 25 Year Service Pin – Marked STERLING

• 30 Year Service Pin – Marked 10K Gold Filled

• 35 Year Service Pin – Marked 10K Gold Filled

All but 1 retain original Bastian Bros display cards or packaging as shown.

Condition:

Very good vintage condition with light surface wear consistent with age. Enamel is clean and intact. Clasps function properly. Please review photos for full detail.

These were awarded to union members for years of service and represent authentic mid-to-late 20th century labor history.

Thank you!