JACOB & CO. / AR200.20.AB.AA.A
Astronomia Regulator — Titanium (Red)43 mmTitanium and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
Jacob & Co. / Reference archive
Astronomia Regulator
Official Jacob & Co. reference catalogue.
JACOB & CO. / AR200.20.AB.AB.A
Astronomia Regulator — Titanium (Green)43 mmTitanium and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
JACOB & CO. / AR200.20.AB.AC.A
Astronomia Regulator — Titanium (Blue)43 mmTitanium and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
JACOB & CO. / AR200.30.AA.AA.A
Astronomia Regulator — White Gold (Blue)43 mm18K White Gold and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
JACOB & CO. / AR200.30.AA.AB.A
Astronomia Regulator — White Gold (Red)43 mm18K White Gold and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
JACOB & CO. / AR200.30.AA.AC.A
Astronomia Regulator — White Gold (Green)43 mm18K White Gold and Single-block Sapphire Caseband99 PiecesEra not confirmedShared illustration
JACOB & CO. / AR200.40.AA.AA.A
Astronomia Regulator — Blue43 mm18K Rose Gold and Single-block Sapphire Caseband99 PiecesEra not confirmed
JACOB & CO. / AR200.40.AA.AB.A
Astronomia Regulator — Red43 mm18K Rose Gold and Single-block Sapphire Caseband99 PiecesEra not confirmed
JACOB & CO. / AR200.40.AA.AC.A
Astronomia Regulator — Green43 mm18K Rose Gold and Single-block Sapphire Caseband99 PiecesEra not confirmed
JACOB & CO. / AR200.40.AA.AE.A
Astronomia Regulator — Black43 mm18K Rose Gold and Single-block Sapphire Caseband99 PiecesEra not confirmed
Photographs follow the cited record. Shared source illustrations are labelled. “Current” and “Historical” are shown only where the source supports that classification; other entries are marked “Era not confirmed”. Catalogue coverage & sources