4 Doubles

発行体 Guernsey
年号 1830-1858
種類 Standard circulation coin
額面 4 Doubles (1⁄480)
通貨 Pound (1808-1971)
材質 Copper
重量 8.875 g
直径 29 mm
厚さ 1.8 mm
形状 Round
製造技法 Milled
向き Coin alignment ↑↓
彫刻師
流通終了年
参考文献 KM#2, KM#2a
表面の説明 National arms
表面の文字体系 Latin
表面の銘文 GUERNESEY
裏面の説明 Value, date
裏面の文字体系 Latin
裏面の銘文 4 DOUBLES 1830
Plain
鋳造所 Birmingham, England(1850-date)
Soho Mint, Handsworth, England(1788-1850)
鋳造数 1830 - - 655 200
1830 - Proof; KM# 2a; Bronze plated copper -
1858 - - 114 060
Numisquare ID 6109688310
追加情報

Historical Context: The Guernsey 4 Doubles, issued from 1830 to 1858, spans the reigns of King William IV and Queen Victoria. This copper coinage was crucial for local commerce on the British Crown Dependency, reflecting Guernsey's unique fiscal autonomy. The 'Double' denomination itself reveals the island's enduring historical ties to older French currency systems, underscoring its distinct economic identity within the British Empire during a period of imperial expansion.

Artistry: While specific engravers are often unrecorded for dependency issues, the coin's aesthetic aligns with British Neoclassical and early Victorian stylistic schools. The obverse typically features a laureate or diademed effigy of the reigning monarch, characteristic of Royal Mint productions. The reverse design commonly displays the arms of Guernsey—a shield with three lions passant guardant—encircled by a wreath, accompanied by the denomination '4 DOUBLES' and the island's name, blending heraldic tradition with clear legibility.

Technical/Grading: Struck in copper (8.875g, 29mm), the 4 Doubles is a substantial coin. High-points for grading include the monarch's hair curls, diadem details, and drapery folds on the obverse. On the reverse, focus on the lions on the shield and the wreath's definition. Due to copper's softness and heavy circulation, these coins often show planchet flaws, weak strikes, and significant wear, especially at the edges. Well-struck, high-grade examples are thus scarce.

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