Brand history & owner guide

Thomas Tompion & George Graham — London partnership

The British Museum identifies Thomas Tompion & George Graham as a London clockmaking partnership active in 1711–1713. 12

This profile covers the maker’s identity, history and documented work. A complete model catalogue is being researched separately.

At a glance

Subject
Historical Business 1
Documented work
George Graham table clock, British Museum 1958,1006.2116 3

From employment to family partnership

Westminster Abbey records Graham working for Tompion after his London apprenticeship; it does not identify Tompion as his apprentice master. George Graham married Tompion’s niece Elizabeth on 25 September 1704.

The British Museum identifies Thomas Tompion & George Graham as a London clockmaking partnership active in 1711–1713. 21

Inheritance and continued production

After Tompion’s death on 20 November 1713, Elizabeth and George inherited the business; George continued making clocks and watches. The documented succession includes both Elizabeth and George, making a solely male master-to-master inheritance account incomplete. 2

Scientific work and later objects

Graham also made astronomical instruments and became a Fellow of the Royal Society; he died on 16 November 1751. The British Museum’s clock 1958,1006.2116 is attributed to George Graham in London and dated 1725–1735, later than the joint partnership.

Resolve the supplied Tompion–Graham workshop label as a historical business phase; the joint partnership and Graham’s later inherited workshop are related, not identical date ranges. 231

Ownership and continuity

After Tompion’s death on 20 November 1713, Elizabeth and George inherited the business; George continued making clocks and watches. 2

Watchmakers and designers linked to Thomas Tompion & George Graham — London partnership

These people have a sourced relationship to this brand in the Enjoy Watches register. The label beside each name states the relationship recorded; it should not be read as a broader employment or ownership claim.

Identification and service

For an individual watch, record the complete reference, serial, dial, case, and movement markings and compare them with dated primary documentation.

A brand history cannot authenticate, appraise, or establish the provenance of a particular watch.

Evidence and limits

How the claims are supported
  1. verified fact

    The British Museum identifies Thomas Tompion & George Graham as a London clockmaking partnership active in 1711–1713.

  2. verified fact

    Westminster Abbey records Graham working for Tompion after his London apprenticeship; it does not identify Tompion as his apprentice master.

  3. verified fact

    George Graham married Tompion’s niece Elizabeth on 25 September 1704.

  4. verified fact

    After Tompion’s death on 20 November 1713, Elizabeth and George inherited the business; George continued making clocks and watches.

  5. verified fact

    Graham also made astronomical instruments and became a Fellow of the Royal Society; he died on 16 November 1751.

  6. verified fact

    The British Museum’s clock 1958,1006.2116 is attributed to George Graham in London and dated 1725–1735, later than the joint partnership.

  7. verified fact

    Resolve the supplied Tompion–Graham workshop label as a historical business phase; the joint partnership and Graham’s later inherited workshop are related, not identical date ranges.

  8. verified fact

    The documented succession includes both Elizabeth and George, making a solely male master-to-master inheritance account incomplete.

Known limits

  • This identity dossier is not a complete catalogue of every watch or reference.

Direct sources

  1. Thomas Tompion & George GrahamThe British Museum · museum authority record · accessed September 15, 2026

    Locator: indexed_record_text. External source.

  2. George GrahamDean and Chapter of Westminster · institutional historical record · accessed September 15, 2026

    Locator: full_text. External source.

  3. Calendar and striking table clock, museum number 1958,1006.2116The British Museum · museum object record · accessed September 15, 2026

    Locator: indexed_record_text. External source.

Corrections

The public correction mailbox has not yet been recorded as tested end to end. Read the reporting format and retain your evidence until receipt is acknowledged.

Read the corrections policy