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Pocket Watches · Calendar watch

Oval gold pair-cased puritan verge watch with date indicator

DocumentedDocumented from the holding institution's catalogue record.
Maker / attribution
Robert Grinkin (junior) (Made by)
Date
1630–1640
Country of origin
England
Place
London (England)
Object type
Calendar watch
Materials / technique
brass, gold
Dimensions
Length: 40.70 millimetres (inner case including pendant and finial) Thickness: 17.20 millimetres Width: 25.80 millimetres
Holding institution
British Museum
Accession / object no.
1786,0928.1
Credit line
British Museum, London
Catalogue title (original)
Oval gold pair-cased puritan verge watch with date indicator (English)

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Record summary

Held and catalogued by British Museum (object number 1786,0928.1), this is a calendar watch by Robert Grinkin (junior), made in London (England), dated 1630–1640. The Atlas places it in the Early Modern Horology period (1600 – 1750) of its Pocket Watches collection. Materials and techniques recorded by the source: brass, gold. Recorded dimensions: Length: 40.70 millimetres (inner case including pendant and finial) Thickness: 17.20 millimetres Width: 25.80 millimetres. 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

Description — British Museum

Oval gold pair-cased puritan verge watch with date indicator. Movement frame: Oval gilt-brass plates with four pierced egyptian pillars. A hole in the pillar-plate for the potence. Engraved decoration around the verge aperture. Riveted to the pillar-plate a later steel end-plate for the contrate wheel. Mainspring & set-up: Gilt-brass barrel with dovetailed cap and riveted steel hook. Tangent screw set-up with two cut steel brackets. Silver index disc engraved 1-6. Indicator now missing. Fusee & stop-work: Gilt-brass fusee with gut line and english stop-work. Train: Gilt-brass train of three wheels, the second and contrate with three crossings and domed collets. Escapement: Verge escapement with the crown wheel running between riveted potence and counter potence. Both with hatched decoration on the visible side. The verge and balance are not original. The crown wheel possibly replaced. Motion work: Pinion of report: 3 on the great wheel. Dial wheel: 28 teeth; calendar pinion: 10; calendar wheel: 40, calendar pinion: 4; calendar ring: 62. Turns on the fusee = 13. Duration = 10 hours approx. Dial & hand: Gilt-brass dial plate with a thin overlaid plate of gold on the outside. Outer rotating silver ring engraved 1-31 for the date indicated by a pointing hand at the top. Gold chapter ring with roman hours i-xii and arrow head half-hour marks. Single blued-steel hand. Recessed into the back of the dial plate a brass spring and sliding steel bolt, both now missing. Cases: Plain gold inner case with a hinged glazed bezel. A rotating cover for the winding hole. Gold pendant with loose ring; very small gold pendant. Outer plain gold box with a steel closing latch.

Curator's comments — British Museum

The watch is listed in an 1828 list of items formerly kept in "The Old print Room" which were handed over to Mr. Hawkins by Mr. Smith; the list singed, "Charles Frederic Barnwell and John Thomas Smith".[see copy in object file]. Text from 'Watches', by David Thompson, London, 2008, p. 38-39. Robert Grinkin the younger PURITAN-STYLE GOLD PAIR-CASED VERGE WATCH LONDON, 1630-40 SIGNED: 'Robert Grinkin Londini' The first watch to be acquired by the British Museum arrived at Montague House - the original building that housed the collections before the present structure replaced it - in September 1786. Lieutenant-General Sir Robert Rich came to the Museum and donated a portrait of Oliver Cromwell, together with 'a small plain oval gold watch in a double case, going upon catgut, usually worn by Oliver Cromwell'. Family tradition has it that Rich's grandfather Nathaniel was a colonel in the Parliamentary army when he was given the watch by Cromwell, although he was deprived of his command in 1655 and imprisoned for his opposition to Cromwell's government. This so-called 'Puritan' watch is by the London maker Robert Grinkin the younger, who has sometimes been confused with his father of the same name. On his father's death in 1626, Robert Grinkin the younger inherited books and tools. A member of both the Blacksmiths' and the Clockmakers' Companies, he was Assistant in the former in 1647. He became a Free Brother in the Clockmakers' Company in 1632 as a founding member and was Court Assistant in 1637, Junior Warden in 1640, Renter Warden in 1641-3, Senior Warden in 1645 and Master in 1648, 1649 and 1654. In April 1658 it was agreed that the Company Chest should be moved from Edward East's house to Robert Grinkin's in Fleet Street but it was found to be too big to fit through the door. Grinkin died in 1661; his will mentions members of his family, and 'very loving friends' John Benson, John Nicasius, Henry Dorsett,John Bayes, Jeremy Gregory and William Rogers. This small oval pair-cased watch, made around 1635, is similar to many other 'Puritan' watches of the period, so-called for their plain undecorated design. It is nevertheless a very rare example of the type because it has gold cases. The otherwise plain dial has an outer rotating calendar ring on which the date is indicated by a pointing finger at the top. There are small holes in the ring to turn it manually to adjust for the short months. In the centre, the single hand registers the hours and half-hours engraved on the chapter ring. The watch movement is in many ways unspoilt, but one alteration has been the replacement of the original balance wheel with a larger one. This was probably because the mainspring was replaced by a stronger one, necessitating a larger, heavier balance to compensate. This has led to the removal of part of one of the pillar heads to provide clearance and also the removal of part of the right-hand blued-steel bracket for the tangent screw set-up mechanism. In addition, the index and its retaining screw, originally indicating against the small silver calibrated disc, are also missing, leaving a vacant screw-hole in the back plate. Whether or not the watch did belong to Oliver Cromwell is uncertain. There seems little reason to doubt the story given by Lieutenant-General Sir Robert Rich, and perhaps a gold 'Puritan' watch would have been fitting for the Lord Protector of England. However, with no more than family anecdote to support the claim, this vexed question must to this day remain unanswered.

Inscriptions & marks

signature; Robert Grinkin Londini

Provenance

Previous owner/ex-collection:, Nathaniel Rich; Donated by:, Lt-Gen Sir Robert Rich; Acquired 1786

Historical context

Early Modern Horology (1600 – 1750)

Huygens' pendulum and balance spring transform accuracy; English makers develop the anchor and deadbeat escapements.

The balance spring (c. 1675) improved watches dramatically and introduced the minute hand. English pair-cased verge watches with pierced balance cocks and French oignons were typical; enamel painting at Blois and Geneva, and the repeating watch (1680s), made watches objects of great refinement.

Read the period in the timelineMore pocket watches from this periodEarlier: Renaissance Horology

Atlas type guide

Calendar, moon-phase and perpetual calendar watches

Calendar complications range from a simple date to the perpetual calendar, which automatically allows for months of different lengths and leap years until 2100. Pocket watches with perpetual calendars were made in the eighteenth and nineteenth centuries; Patek Philippe made the first perpetual calendar wristwatch in 1925, and series production followed in 1941. The annual calendar (Patek Philippe, 1996) needs correction only once a year.

Moon-phase displays use a disc with two moons and 59 teeth advanced daily, approximating the 29.5-day lunation; more precise trains reduce the error to one day in over a century.

What to look for

  • Apertures or subsidiary dials for day, date, month and leap year.
  • Moon disc under a 'bosom' shaped aperture.
  • Recessed correctors on the case band for setting the calendar.

Dating clues

  • Triple-date wristwatches: popular c. 1940–1955.
  • Perpetual calendar wristwatches: from 1925 (unique) and 1941 (series).

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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