An early 20th Century Swiss lever in a gem set open face case and matching pendant. Keyless damascened nickel bar movement with going barrel. Plain cock with polished steel regulator, compensation balance with blue steel spiral hairspring. Club foot lever escapement. Unusual dial of translucent green enamel over an engine turned ground. Subsidiary seconds, gilt Arabic numerals, decorative pierced gilt hands. Small 14 carat gold open face case, applied gold decoration set with coloured gems. Plain gold cuvette, maker's mark “T B Starr”. Matching gold openwork pendant brooch also set with coloured gems.