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Enicar Seapearl 600 (Ref. 100/61), 1957 — view 1 of 6
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Wristwatches · Wristwatch

Enicar Seapearl 600 (Ref. 100/61), 1957

DocumentedDocumented from a dealer's listing; attribution and date as stated by the dealer.
Maker / attribution
Enicar (maker)
Date
1957
Country of origin
Switzerland
Object type
Wristwatch
Dimensions
Case 35 mm
Stock no.
ENSP10061
Credit line
Dealer listing, Craft & Tailored (ENSP10061)
Catalogue title (original)
1957 Enicar Seapearl 600 (Ref. 100/61) (English)

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Record summary

Catalogued by Craft & Tailored (dealer), Los Angeles (stock number ENSP10061), this is a wristwatch by Enicar, made in Switzerland, dated 1957. The Atlas places it in the Modern Mechanical Horology period (1945 – 1969) of its Wristwatches collection. Recorded dimensions: Case 35 mm. 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

Many Enicar watches host the word ‘Ultrasonic’ beneath the iconic Saturn logo below the 12 o'clock. While the 'Ultrasonic' marker does not indicate a specific reference or style of Enicar, it is actually the name of a technological procedure which they began using in 1953 in their factory in Oensingen, a city located in northern Switzerland. The 'Ultrasonic' process was designed by the Federal Institute of Physics in Zurich. The method was used to clean watch movement parts before assembly, using ultrasonic waves. The institute then further enhanced the technology by formulating a special chemical coating, which was applied to each piece of the movement. The coating prevented lubrication from diffusing throughout, which kept the lubrication in its intended locations within the movement. This process added a significant lifespan to their watches, minimizing the owner's need to seek frequent watch service. This special lubrication process was one of Enicar's prized innovations. In 1958, Bulova was producing a waterproof diver’s watch for the US Navy’s Experimental Diving Unit (EDU). While the Bulova was under development, the U.S. Navy performed official tests on the Rolex Submariner and the Blancpain Fifty Fathoms but interestingly the Enicar Seapearl 600 was also popular with U.S. Navy divers even though they were in (non-issued). So the U.S. Navy included the Seapearl 600 in the tests as well. there is a great article over at Worn & Wound that outlines this interesting history of the Enicar Seapearl 600, it's for sure worth a read! Stock # ENSP10061 Brand Enicar Style Seapearl 600 Model 100/61 Serial 31XXXX Size Men's Material Stainless Steel Dial Matte Black Millimeters 35mm Bracelet 2pc Handmade Leather Strap CASE & BRACELET The early turtle lug case is in impressive condition, the case has likely been lightly polished in the past though it retains all of its factory dimensions and angles with honest signs of use. The case retains its original crown that does show some wear. The case back retains all of its original factory engravings in deep and crisp condition. The watch will come supplied on a 2pc handmade leather strap. DIAL & HANDS The matte black dial is in excellent condition and has aged to show a very handsome vintage patina. The radium lume plots have taken on a charming sandy tan coloration and exhibit no degradation when inspected under U.V. light. The original radium hands match the dial nicely and show no degradation and the original and unique "Candlestick" sweep seconds hand also remains with the watch! ACCESSORIES None. The watch is keeping time perfectly, previous service history is unknown.

Historical context

Modern Mechanical Horology (1945 – 1969)

Tool watches for divers, pilots and astronauts; electric watches anticipate the electronic age.

The classic era of the mechanical wristwatch: dive watches, chronographs for motor racing and space flight, GMT watches for jet travel, slim dress watches, automatic calendars, and the rise of Japanese manufacturers alongside Swiss, American, German and Soviet industries.

Read the period in the timelineMore wristwatches from this periodEarlier: Golden Age of Mechanical Watchmaking

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.

Read next:Detached lever escapementIdentification Centre

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