Photographed collector reference · Case & bottom stamp
2025 · Regular · Bradford · 540 Premium — Case & bottom stamp reference (2025)
2025 · 540 Premium Series: Real photographed 2025 540 Premium Series bottom stamp. The reference is intentionally grouped as 540 rather than separating 540 and 540 Fusion bottom-stamp naming.
- Known period
- 2025
- Plant
- Bradford / United States
- Case type
- regular
- Dating evidence
- Supporting comparison — A useful illustrated or photographed comparison. The feature alone does not establish a unique production date.
- Reference verification
- Photographed specimen; visual features documented, precise production date and authenticity not automatically verified.
Reference images · real photographed examples
Dating evidence and reference verification
Sources: In Quiet Detail — Primary photographic and collector reference archive
Supporting comparison: A useful illustrated or photographed comparison. The feature alone does not establish a unique production date.
Reference verification: Photographed specimen; visual features documented, precise production date and authenticity not automatically verified.
Photographic copyright: Credited individually below each photograph
Dating caution. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.