1991 S USO Anniversary S$1 PF NGC obverse and reverse identification pair
Small local identification derivative; original face files remain in private research storage.

Issue overview

This page preserves the exact NGC page identity, process, specifications, designers, and source trail without merging MS and PF records.

NGC Coin ID
19659
Universal ID
E3J5
Year
1991
Denomination
S$1
Mint
San Francisco
Process
Proof
Mintage
321,275

Specifications and design

Composition
Silver
Fineness
0.9
Weight
26.73
Diameter
38.1mm
Edge
Reeded
Obverse designer
Robert Lamb
Reverse designer
John Mercanti

Grading context

Census, price-guide, and auction figures are changing snapshots; they do not establish survival, authenticity, grade, or an appraisal for a specimen in hand.

Related records

Sources

  1. NGC Coin Explorer — 1991 S USO ANNIVERSARY S$1 PF
  2. NGC — Modern Commemoratives (1982–Date)
  3. United States Mint — Commemorative Coins