Mark Master Masons - Mark Benevolent Fund jewel on gold chain. I believe it's a gold plated chain, but cannot say for certain.
2 MASONIC BOOKS- 1926 MARK RITUALS, No 1 / 1930 MARK MASTER MASONS CONSTITUTIONS
Masonic Year Book Bundle x3 North Wales 1997-2011 & Mark Master Masons 2010-11
Grand Lodge of Mark Master Masons Past Grand Deacon masonic collar jewel MMM
Grand Lodge of Mark Master Masons Past Grand Steward masonic collar jewel MMM
Grand Lodge of Mark Master Masons Constitutions 1944 Hardback War Book
Mark Master Masons - KENT - Provincial Grand Standard Bearer - Collar Jewel (10)
