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Omega Speedmaster Professional (Ref. 3572.50) "Sapphire Case Back", 1997 — view 1 of 6
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Wristwatches · Wristwatch

Omega Speedmaster Professional (Ref. 3572.50) "Sapphire Case Back", 1997

DocumentedDocumented from a dealer's listing; attribution and date as stated by the dealer.
Maker / attribution
Omega (maker)
Date
1997
Country of origin
Switzerland
Object type
Wristwatch
Stock no.
OMSPM97863
Credit line
Dealer listing, Craft & Tailored (OMSPM97863)
Catalogue title (original)
1997 OMEGA Speedmaster Professional (Ref. 3572.50) "Sapphire Case Back" (English)

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Record summary

Catalogued by Craft & Tailored (dealer), Los Angeles (stock number OMSPM97863), this is a wristwatch by Omega, made in Switzerland, dated 1997. The Atlas places it in the Mechanical Renaissance period (1990 – 2010) of its Wristwatches collection. The record is illustrated with 6 photographs.

Assembled from the source record's structured fields. Dates and attributions are given as the source states them; where a field is missing the Atlas leaves it blank rather than estimating.

Catalogue description

Dealer description — Craft & Tailored

(Alan Bean With An Omega Speedmaster Professional On Lunar Surface Of The Moon) The Omega Speedmaster Professional is by far one of our favorite chronographs. The Speedmaster has an incredible history starting with automotive racing moving into flight and eventually to NASA and the U.S. Space Program. There are many subtle differences within the vintage Omega Speedmaster range of references that make them all slightly unique and different. (Buzz Aldrin Wearing His NASA Issued Omega Speedmaster Professional, Apollo 11) The 3572.50 model is similar to the ‘standard’ Moonwatch reference of the era, the 3570.50, but with a sapphire case back. In the current Omega collection, you can still find the Speedmaster Professional with a sapphire case back, but it also has the sapphire front crystal. The 3572.50 has the Hesalite crystal on top and the sapphire crystal on the back which makes it more original to the Moon watch offering but with the exhibition case back. The 3572.50 was fitted with several movement types, the first being a 17 jewel cal. 863, which is essentially a more embellished version of the famous workhorse cal. 861. The Cal. 863 was later upgraded to house 18 jewels and then was eventually replaced by the later cal. 1863. The ref 3572.50 would be a great option for the decerning gentleman looking for a unique yet functional Omega Speed. The Speedmaster looks great on the bracelet as well as a handcrafted leather strap. It is one of our favorite chronographs due to its timeless design and functionality. Its versatility to be paired with the most formal and the most casual of wardrobe also makes the Speedmaster a good choice for the first vintage timepiece and or a classic daily driver. Stock # OMSPM97863 Brand Omega Style Speedmaster Professional Model 3572.50 (Cal. 863) Serial 485XXXXX Size Men's Material Stainless Steel Dial Matte Black Millimeters 42 Bracelet Omega Stainless Steel CASE & BRACELET The beautiful case is believed to remain unpolished with sharp angles and finishing while showing light signs of honest use. The black tachymetre bezel remains deep black and exhibits only minimal signs of use. The case retains its original pump pushers and Omega signed crown. The sapphire case back remains free of damage or blemishes. The original 1499/842 Omega bracelet retains 15 links with virtually no stretch, the watch does come with 2 additional bracelet links as well. DIAL & HANDS The matte black dial dial is in exceptional condition, with the only age visible being light spotting around the edges of the sub-dials and only visible under loupe. The tritium lume plots have achieved a perfect yellow patina and show no degrdation under U.V. light inspection. The original tritium hands match the dial nicely and with no degradation present under U.V. light inspection. ACCESSORIES The watch comes with a blank card from Omega and 2 extra bracelet links. The watch is keeping time perfectly, previous service history is unknown.

Historical context

Mechanical Renaissance (1990 – 2010)

Mechanical watches return as cultural objects; independent watchmaking flourishes.

Mechanical watches returned as cultural and luxury objects. Complications, tourbillons and new materials proliferated; independent watchmakers such as George Daniels, F.P. Journe and Philippe Dufour revived artisanal watchmaking; collecting vintage watches became a major field.

Read the period in the timelineMore wristwatches from this periodEarlier: Quartz Revolution

Atlas type guide

Wristwatches

Bracelet watches were worn by women from the early nineteenth century — Breguet made one for Caroline Murat, Queen of Naples, in 1810–12 — but the wristwatch only became a man's instrument with military use and aviation in the early twentieth century. Between the World Wars it overtook the pocket watch; the 1920s and 1930s brought rectangular Art Deco cases, water-resistant cases and the first automatic winding systems.

After 1945 the wristwatch became a carrier of identity — dress watches, sports and dive watches, chronographs, calendars — produced by Swiss, American, Japanese, German, Soviet and Chinese industries. The quartz revolution after 1969 and the mechanical renaissance since the 1990s, including the rise of independent watchmakers, complete the story.

What to look for

  • The reference number (between the lugs or inside the case back) and serial number, the starting point for dating.
  • The calibre: its maker and number are often stamped under the dial or on the bridge.
  • Originality of dial, hands and crown — refinished ('redial') dials are common.
  • Case material marks: 18K/750, 14K/585, stainless steel, gold-filled, plated.

Dating clues

  • Wire-lug cases: before c. 1925.
  • Water-resistant screw-down cases: from 1926.
  • Quartz movements: from 1969; sapphire crystals widespread after c. 1980.

General guidance written by the Atlas editors about this kind of object. It is not a statement about this particular piece; for that, rely on the source record above and on physical examination.

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