- Museum number
SILVER PAIR-CASED LEVER WATCH [CASES NOT ORIGINAL].
Bar movement; going-barrel.
Club-tooth lever escapement; un-cut bimetallic balance.
White enamel dial, hours I-XII, minutes 5-60, subsidiary seconds.
Gold pierced hands.
Earlier silver, pair cases, inner pierced and engraved with strapwork and birds around the band and bezel. Outer pierced and engraved with strapwork panels. The repoussé back includes depictions of Summer and Autumn and a hound hunting a stag. Within swags of fruit and flowers and two grotesques is a later inserted panel in the back engraved with a shield of arms. Maker's mark.
Engraved silver bezel [19th century].
The bell and brass-edge are contemporary with the case. The bell, pierced case and brass edge confirm that the watch was formerly a repeating watch.
Arms: On an oval shield, a cross within a horse-shoe. Crest, on a coronet, a bird holding a horseshoe in its right claw. Around the shield a ribbon and cross.
- Production date
Diameter: 36.50 millimetres (dial)
Diameter: 42 millimetres (inner case)
Diameter: 50.60 millimetres (outer case)
Thickness: 24.90 millimetres
- Curator's comments
- Comment from Richard Good, Catalogue of Watches in the British Museum. Vol. V (Unpublished manuscript)
Made by Qte Boutte
Switzerland, c. 1860
Type of Watch: Silver cased watch with club tooth lever escapement
Signature: On the dial "QTe Boutte"
Case: Earlier silver, pair cases, the inner pierced and engraved with strapwork and birds around the band and bezel. The outer case is pierced and engraved with strapwork panels. The repoussé back includes depictions of Summer and Autumn and a hound hunting a stag. Within swags of fruit and flowers and two grotesques is a later inserted panel in the back, engraved with a shield of arms - which are: On an oval shield, a cross within a horse-shoe. Crest, on a coronet, a bird holding a horseshoe in its right claw. Around the shield is a ribbon and a cross. Maker's mark "JPF" beneath a coronet.(1) A later engraved silver bezel, probably 19th century. The inner case has the number 2995 near the pendant.
The bell and dial-plate are contemporary with the case. The bell, pierced case and brass edge confirm that the original movement was a repeater.
Dial and Hands: A flat dial with sunk subsidiary seconds dial. In the counter-enamel in black is "e". The gold hands are of Louis 16th design, a gold seconds hand.
Dial Plate: Has been retained from the original movement and pierced out to take the new movement.
Dust Cover: No dust cover, but see under movement.
Ebauche Marks: None
A silver cap has been cobbled into the brass edge.
Frame: Bar movement in nickel silver. Under the barrel bridge and centre wheel bridge is stamped 66, and under the balance cock is scratched 66.
Barrel and Mainspring: Barrel cover recessed. Barrel I. diam. 12.4 mm, h. 1.9 mm.
Mainspring: h. 1.4 mm, t. 0.14.
Arbor: diam. 4.15 mm, snailed.
Hooking: a tongue pressed in from the barrel wall.
Train: Brass wheels gilded and with five crossings, the steel escape wheel with four crossings.
Jewelled: From the third onwards, but the third hole in the front plate not jewelled, ruby endstones to the balance.
Escapement: Club tooth lever, straight line layout, long lever, single roller, impulse pin elliptical. Equidistant locking escapement. Pallet stones enclosed and convex on the impulse and locking faces. The escape wheel is steel with chamfered teeth. The pallets are counterpoised and the pallet staff is screwed in. Solid banking.
Number of teeth embraced 3½.
Balance: An uncut bimetallic balance, diam. 11.35 mm, thickness 0.6 mm. A blued-steel flat spiral spring with 17 turns and a terminal curve.
Means of Regulation: An index on the balance cock registering against a divided scale with engraved "R A".
Train Counts and Beat Rate:
Great wheel (barrel) 80
Centre 64 10
Third 60 8
Fourth 60 8
Escape 15 6
Beat Rate: 18,000
Motion work: cannon pinion 10, minute wheel 30, minute pinion 8, hour wheel 32.
Winding System: Keywound.
Dimensions: Outer case diam. 50.3 mm, h. 50.3 mm, h. 23.5 mm. Inner case diam 42.0 mm, h. 23.0 mm.
Movement: diam. 31.0 mm, h. 9.0 mm.
Provenance: Formerly in the Ilbert collection.
(1) This is the mark of Jean Pierre Fontaine c. 1721.
- Not on display
- Latest: 3 (2017)
- Acquisition date
- Britain, Europe and Prehistory
- Registration number
- Additional IDs
Previous owner/ex-collection number: CAI.1185 (Ilbert Collection)