Tietz of Kiel bought his ebauches from renowned chronometer makers in Germany and England. This English movement is in very good condition and was probably made by Mercer. It bears the number ; the dial is inscribed with Between and Tietz presented 16 chronometers to the naval observatory in Hamburg.
Dial: silvered, visible escapement. The current retail price of this clock is The Sattler company describes it as follows: The Columna Temporis embodies the technical precision and quality of Erwin Sattler and, with the high quality of its inner workings, is closely based on precision pendulum clocks. And yet it is also something entirely new — thanks to its innovative design, it has a completely unique character.
The most distinctive feature of the Columna Temporis is the absolute transparency achieved by its glazed body. The fascinating front view shows a silver-plated dial with blued steel hands. Through the opening in the dial is a direct view of the beautifully designed escapement. The movement and all its astounding features can be seen in the side view. The lower section houses the swinging elegant Invar compensation pendulum and its stainless steel pendulum cylinder.
The appearance of this longcase clock is complemented by its stone plinth made of Nero Assoluto — black, African granite.
- Collaborative Research Center | University of Stuttgart;
- Tragedie (Italian Edition)?
- Ein Vergleich der Deklinationen der Substantive im Althochdeutschen und Mittelhochdeutschen (German Edition);
- Home - Helmholtz Association of German Research Centres.
- The Epigenetics Mountaineer.
Even after more than seven centuries, the art of mechanical clock-making is still a creative art form whose rich trove of experience opens the way for innovative ideas and produces wonderful works of art. Without doubt, one such work of art is the Columna Temporis. It should be noted that the base of this timepiece is - while very beautiful - extremely heavy, which makes it unlikely that we can make the clock available for viewing in Frankfurt during the auction.
Yacht commander G. Cotterell was responsible for pocket chronometer No. Moore French worked from until at least at different locations in London such as Cornhill, Sweetings Alley and the Royal Exchange. The movement of his chronometer No. The dial has a sunk second of polished silver and the large chronometer box is lavishly decorated with three inlaid ivory plaques and brass marquetry.
Bardon worked at Boulevard National 61 in Clichy and was known for this type of clock with electro-magnetic power, driven by a battery. The purpose-built escapement transfers the magnetic impulse to the horseshoe-shaped pendulum bob. Bardon created different versions of his electric clocks; this classic, gilt, pendulum style with central second was one of his most exclusive models.
The massive original key still exists. The pendulum spring can be locked with two screws. The Barral family of clockmakers came from Geneva originally and is not well known. We know of Jean Maurice Barral, who died in Paris in It is possible that he was the maker of this remarkable pendulum clock. Dial: white, radial Roman numerals, centre seconds, blued Breguet hands. Dial: silver. Opaline gray was the only dial-colour available for the four different metals, but a choice of either indexes or Roman numerals was offered. The Ref. The well-known minute repeater Ref.
With its small window displaying the day and month and the leap year indication, it was the successor to Ref. Dial: gold. Dial: gold, blue. This timeless and elegant style icon is one of the most beautiful models Patek Philippe ever created. The model was launched in and - with its unusual shape - boldly stood out amongst its more conventional contemporaries. Dial: ruby. He is one of the few watch designers that we know by name as he created and designed some of the most iconic and precious mechanical timepieces of the contemporary history; currently highly demanded by watch enthusiasts and collectors.
He is noted for his eponymous line of timepieces as well as his design work with other high-end watch Manufacturers. The Calatrava reference was launched in and is a marvellous combination of traditional and modern elements. The date is indicated by an additional hand pointing to the numerals around the outer rim of the dial.http://danardono.com.or.id/libraries/2020-01-26/setaj-skype-track.php
Blues Harp Science (en)
With its unmistakable case design, the distinctive dial and the top-quality movement, reference embodies all the elements of a contemporary classic. AA with deployant clasp, bracelet length mm. Dial: black, bar texture. This reference is the white gold successor of reference and was launched in , with a fairly short production run of three years only. Reference was produced from until the s in several versions with different bracelet and bezel types, either in white or yellow gold.
Dial: silvered, meander pattern, applied diamond indexes. CH Q, 36 mm, circa An astronomical Geneva wristwatch with chronograph, perpetual calendar, leap year indication, moon phase and 24h indication, sold on June 29th, - with original box, leather wallet, Patek Philippe extract from the archives, operating instructions, brochures, additional 18k rose gold buckle and setting pin Case: 18k rose gold, glazed screw back, 18k rose gold Patek Philippe deployant clasp.
Dial: opaline. It had been produced from to ; thanks to the explosive popularity of collecting vintage Patek Philippe wristwatches during the early s, the collectors had discovered the extreme rarity and lasting value of these watches. Patek Philippe also recognized the need for a more modern design of its most prominent model - the design had only undergone minor revisions over a period of 30 years.
In a successful market of the late s, the Ref. Still only very few collectors realized the true rarity of certain variations for this watch, in particular, the endless possibilities for collecting Ref. The clear-cut lines, the timeless style and the geometric simplicity of the Gondolo range represent a contemporary interpretation of the classic s Art Deco style.
The Patek Philippe reference is a very elegant and sophisticated watch. Dial: white porcelain. Limited editions in this design were produced for the th anniversary: watches in yellow gold, in white gold, and 50 in platinum. To own one of these watches is being part of a world where old values still count. Patek Philippe took their inspiration from the past to create a reliable watch that feels comfortable to wear. Dial: multi-coloured silvered, engine-turned. Dial: multi-coloured silvered, engine- turned.
Dial: black, bar texture, later original hands. In the steel version of this model had a price of 5, D-Mark, the gold version came to 16, D-Mark - at the time only a little less than a Mercedes-Benz D would cost.
This piece was produced in a very small annual edition of only pieces. The last chronograph model before that had been reference and its production had ceased by the late s. It is safe to assume that only about 1, chronographs were produced in pink gold. Over the years, reference has become one of the most highly sought after wrist chronographs ever.
CH , 42 mm, circa A large wristband chronograph in near mint condition, with manual- winding, sold on January 12th, Dial: steel-grey. Dial: porcelain. Dial: white.
- Außenstelle Nairobi.
- DAAD Informationszentrum Tel Aviv.
This watch is one of a limited edition of only 50 examples - with 25 of them in pink gold and 25 in white gold - and is still in its original, sealed presentation case! A timeless and elegant timepiece that is a rarity even amongst the most avid collectors of Patek Philippe watches. The classic minimalist design of the timepiece makes the watch a highlight in any high-value collection.
Der DAAD in Kolumbien
Reference was produced from to The large Calatrava has a slightly larger case than the classic model and and an unusually screwed back. At the time when the watch was made, people usually possessed one watch for all occasions and relied heavily on it, so it was very practical that this timepiece should have a date and an automatic movement. Beauty and function - the embodiment of everything the brand Patek Philippe stands for. Geneva, Switzerland, Movement No.
This timepiece originally comes from the property of the von Kaulla family, who lived at Illereichen Manor near Memmingen in the 19th century. Theodor von Kaulla , a cavalry captain in the Austrian-Hungarian imperial army, was the owner of the estate until ; his son Kurt Hermann von Kaulla was born there.
Dial: silvered, enamelled lettering and scales. The monochrome steel-grey colour and the clear-cut design of the watch represent perfectly the glamorous Art Deco style of the late s.
This special edition Speedmaster was launched in late as a series of 3, numbered pieces, celebrating the 30 year anniversary of the last man on the moon - Eugene A. Dial: black enamel. With its typical combination of black dial and black bezel with painted white hour indexes and baton hands, this Speedmaster looks hardly any different from the original s Speedmaster.
The main difference, however, lies in the movement. The watch features an Omega co-axial movement designed for Omega by Dr. George Daniels. Its design was inspired by the tourbillon and the co-axial escapement lends a long- term stability to the adjustment of highly accurate timepieces. The escapement is more or less frictionless, i.