- Brand: Rolex
- Circa: 1975
- Model: Cellini coin watch
- Reference: 3612
- Calibre: 650
- Movement: Manual
- Material: 18ct yellow gold
- Features/complications: Hinged case within a United States of America $20 gold coin
- Dial: Off-white dial with outer minute track featuring black printed hour markers and Roman numeral quarters with baton shaped hands
- Case dimensions: 35 mm
- Bracelet/strap: N/A
- Accessories: N/A
- Web reference: 1998
Essay: These collectable watches were made by Rolex using a US 20 dollar coin produced from 1891. Coin watches are interesting pieces because they are actually made from two coins to conceal a watch inside