Brunei 1990 Specimen coin set

Technical Specification:

Year of Issue: 1990

Material: All Cupro-nickel except 1 cent is copper-clad steel

Mintage: unknown

(Denomination):(Standard weight):(Standard Diameter)

1 dollar: 16.8gm: 33.3mm

50 cents: 9.33gm: 27.7mm

20 cents: 5.65gm : 23.5mm

10 cents: 2.82 gm: 19.4mm

5 cents: 1.41gm : 16.26mm

1 cents:1.74gm : 17.70mm

Minted by The Singapore Mint