26/05/2026
The Singapore $10 Orchid Series banknote with prefix B/71 and serial number 667711 is a highly collectible piece of numismatic history representing Singapore's early years of independence.
Here is a comprehensive overview of this specific vintage banknote:
Historical Background
💥First Banknote Series: The Orchid Series was the very first set of official currency issued by the Board of Commissioners of Currency, Singapore, following its independence.
💥Circulation Period: These notes were officially issued between 1967 and 1976.
Visual Design Elements
💥Front (Obverse): Features a central image of the "Dendrobium Marjorie Ho 'Tony Pek'" orchid, a hybrid orchid matching Singapore's national identity. It also includes the signature of the then-Minister for Finance.
💥Back (Reverse): Depicts four clasped hands superimposed over a map of Singapore, symbolizing the harmonious unity of the nation’s four major ethnic races.
Specific Analysis of Prefix B/71 and Serial Number 667711
💥Prefix B/71: The "B" prefix indicates a later printing block within the Orchid series production timeline. Banknotes bearing this specific block typically carry the printed signature of Hon Sui Sen, who served as the Minister for Finance during the latter phase of this series' circulation.
💥Serial Number 667711: In the currency collecting world, this particular number structure is known as a "Pair Number" or "Double-Double-Double" combination (66-77-11). Because banknote serial numbers are completely random, symmetrical or repeating pairs like this are considered lucky, visually appealing, and highly sought after by collectors.
Collectible Value Factors
💥Rarity: Since these banknotes were phased out decades ago in favor of the Bird, Ship, and current Portrait Series, very few remain in circulation today.
💥Condition (Grading): The ultimate market value of your note heavily relies on its physical condition. Notes that are crisp, uncirculated, and free of folds or stains command the highest premiums among hobbyists.