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other books coming soon


end 2022/early 2023 : 

the Blue Book six

Eight-day watches

Coin and Skeleton watches

Post WW2 complicated pocket watches

Post WW2 enamelled & decorative clocks

3rd generation automatic watches (cal. 28 255)


spring 2022: 

the Green-Book two


Split Chronograph ref. 4113s


spring 2024: 

the Green-Book three

Enamelled and Decorative wrist-watch dials

by Rolex, Vacheron-Constantin, etc.

coming in 2023-2024


the Blue-Book seven

Patek Philippe 100 years of shaped wrist-watches from the 1920s to the 2020s

Patek Philippe center seconds pocket and wrist-watches


the Blue-Book eight

"The Patek Philippe"  Vintage Catalogues Collection

by Eric Tortella


the Green-Book four

Dials explained and illustrated

by Eric Tortella

the Green-Book five

Cases explained and illustrated

by Eric Tortella

the Green-Book six

Movements explained and illustrated

by Eric Tortella



go to


the Green-Book one & two


the Blue-Books one to six

questions ?   Contact

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