Touch of Time Antiques has dated this Victorian Lava Cameo Brooch to the Victorian era.

Lava cameos were favoured souvenirs during the Grand Tour, long since became collectable and are increasingly rare today, particularly in this quality and condition.
The brooch retains its original silver bezel mount (tested as 925 sterling) and C-shaped clasp.
Dimensions: 48 mm x 44 mm
Condition: Excellent throughout, no cracks or damage
Touch of Time Antiques has dated this Victorian Lava Cameo Brooch to the Victorian era.
You can view the stock and full dealer information on the Touch of Time Antiques Profile Page