Rolex Oyster Firefly 3121 Radium black dial 1929

Model: Oyster Firefly 3121 Radium black dial 1929

Reference: 3121

Serial case number: 246XXX

Serial movement number:

Year of production: 1929

Case / Dimensions: Steel and rose gold 18KT Thunderbird bezel / 29 MM excluding winding crown

Case thickness: 11 MM including plastic glass

Case back: Oyster 3121 steel waterproof screw closure

Water resistance:

Bezel: Thunderbird rose gold 18KT fixed

Glass: Plastic domed original Rolex of the epoch

Dial: Black colour with arabic indexes and hands to luminescent radium original Rolex

Movement: Manual winding mechanical caliber 710 - 17 jewels

Watch strap: Calfskin leather black colour generic alligator print with steel buckle

Box: Original Rolex of the epoch

Warranty Rolex: No

Shop warranty: Valid for 12 months

Notes and conditions:

Rolex Oyster Firefly steel and rose gold 18KT, year of production 1929, rose gold 18KT Thunderbird fixed bezel, plastic domed glass, black colour dial with Arabic indexes and hands to radium luminescent again original Rolex of the epoch never retouched or reprinted, manual winding mechanical movement, calfskin leather black colour generic watch strap alligator print with steel buckle.

Very rare watch, with the Firefly written on the dial, which identified the new luminous technology of radium hour markers and hands in the years 1930, the first patent filed by Rolex founder Hans Wilsdorf.

Original Rolex watch in all its parts, overhauled in good condition, signs of wear or scratches barely visible or visible, original Rolex of the epoch service box, warranty/declaration of sales our shop valid for 12 months.