Pepetools - Precision Engineered Professional Equipment

Jewelers Metal Stamp, Hardened Steel, Hallmarking

Jewelers Metal Stamp, Hardened Steel, Hallmarking - Main image
$15.75 $21 In stock

This collection of quality hallmarking stamps by Pepetools is proudly made in the USA from high quality hardened tool steel. Designed to last, this versatile set will mark important hallmarking information into your piece. Select .925 to mark sterling silver, 14k to signify 14 karat gold, even the hard to find CU and G.F (gold filled) stamps are now available. 

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Stamps Available individually:

  • .925 (Sterling Silver)
  • .999 (Fine Silver)
  • .935 (Argentium Silver)
  • 10K (10 Karat Gold)
  • 14K (14 Karat Gold)
  • 18K (18 Karat Gold)
  • 22K (22 Karat Gold)
  • STERLING (Sterling Silver)
  • G.F. (Gold-Filled)
  • CU (Copper)
  • COIN
  • PT (Platinum)
  • PD (Palladium) 
  • 750 
STAMPS  Size in MM
STAMP .925 3.5 x 1.56
STAMP .999 3.6 x 1.56
STAMP .935 3.59 x 1.55
STAMP 10K 3.65 x 1.55
STAMP 14K 3.43 x 1.58
STAMP 18K 3.53 x 1.52
STAMP 22K 3.73 x  1.48
STAMP STERLING 6.8 x 1.62
STAMP G.F. 3.47 x 1.59
STAMP CU 2.91 x 1.51
STAMP COIN 5.2 x 1.51
STAMP PT 2.68 x 1.45
STAMP PD 2.78 x 1.5
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

James Z. ★★★★★

I've been using these stamps for my silver pieces and they leave a clean, deep impression every time. The hardened steel holds up great even after repeated hammering, and the USA craftsmanship is obvious.

Kevin ★★★★★

The hardened steel is properly tough—I’ve hammered dozens of pieces and the lettering still comes out crisp every time. Being made in the USA gives me confidence it’ll hold up for years of daily shop use.

Christopher B. ★★★★★

Finally, a stamp set that actually holds up to repeated hammering without the letters chipping or wearing down. The hardened steel bites into the metal cleanly every single time, even on my tougher sterling silver pieces.