Bell & Ross BR-X5 Blue LumvsOblvlo IM Tourbillon

The Bell & Ross BR-X5 Blue Lum features a composite case with blue luminescent quartz fibre and titanium, and its dial, indices, hands, and power reserve indicator are treated with blue Super-LumiNova. The watch is powered by the Kenissi-manufactured Caliber BR-CAL.323 automatic movement, which provides a 70-hour power reserve. The luminous composite case components appear a pale blue in daylight and emit a bright aqua blue glow in the dark, though the date numerals are unlit. On balance, reviewers highlight the BR-X5 Blue Lum's distinctive luminous case and dial as its primary appeal.

Owners widely praise the Oblvlo IM Tourbillon for its skeletonized dial and carbon fiber case finishing, noting it looks more expensive than its price. However, some owners find the minute markers difficult to read, impacting time setting, and accuracy averages around -10 seconds per day. Concerns also exist regarding long-term reliability and parts availability for Chinese tourbillons. On balance, owners rate the Oblvlo IM Tourbillon highly for its visually striking aesthetic and perceived value, despite practical readability and accuracy drawbacks.