Patek Philippe pocket watch with power reserve indication.
Diameter is 45mm, weight is 63 grams.
Serial number dates it to 1918-1920 approximately.
Unusually, watch features power reserve indicator, the feature which is mainly using in precision chronometer watches.
This Patek Phillipe watch with its eight adjustments, big balance bridge and micrometric regulator, equally should be capable to deliver great results.
The 20 jewels movement is finished to high grade, it features Geneva stripes decoration, mirror polished and bevelled steel parts.
The case with its hidden hinges is equally a quality piece.
Watch was retailed by Henry Oemisch - reputed jeweler and merchant of fine watches in Rochester, N.Y. He was active in the early years of the 20th century.
Patek Philippe watches with power reserve indication are rare. The last sale for comparable watch (same 20 jewels 17" movement, similar case with hidden hinges, equally retailed by Oemisch), was on Sotheby's auction of 29 October 2020, lot 39.
Sale price was 12 600 USD.
The watch appears to be in good condition.
Movement seems to be nice and clean, running to the end of power indicator.
Dial seems to be in good condition.
Case has normal period wear.
Mineral crystal, original hands.