The Boreal Arrow 

Code BA429107: Early 19C. Vintage DOLLOND and AITCHISON Engraved Compass  

Vintage pocket compass marked inside front lid  Dollond & Aitchison, London. Nickel plated hunter style case. Jewelled bar needle. English, early 20th C. Case in very good condition. Opens and closes and springs open when the button is pushed. Dial and crystal are in excellent condition. Marked on dial REG. No. 416645 and ENGLAND.  Has a transit lock when lid is closed. 50mm in diameter. Thin case 1cm height. Very nice collectable.