Date: c. 1860-1880s
Materials: Solid 15k yellow gold (unmarked; tested with nitric & muriatic acid), clear quartz (tested), glass (for flat back locket compartment only).
Weight: 16.4 grams (pendant alone; box not included in weight measurement)
Height: 53 mm (including bail), 43 mm (excluding bail)
Width: 22.8 mm
Depth: 10.6 mm
Dimension of custom box: 73 x 50 x 25 mm
Inscription to box inferior: Hunt & Roskell Late Storr & Mortimer Jewellers & goldsmiths to the Queen and Royal Family 156 New Bond Street
Condition: the quartz itself is in great condition without scratches or blemishes. There are some light age-related surface wear to the gold. The fitted box is in generally great antique condition, but the lid catch is a little weak.