Japan, 1918

In Tokyo, Platinum was 11.18% more expensive than the New York Spot.

April 1918:
4/1918: 1 Troy Ounce Platinum (NYC Mkt) = ¥ 208.90 (USD$ 108.)

4/1918: 1 Troy Oz. Platinum (Tokyo Mkt) = ¥ 232.24 (USD$ 120.07)
4/1918: 1 Troy Oz. Silver (Tokyo Mkt) = ¥ 2.6542 (USD$ 1.3722)