MOVADO AND DITISHEM. A LOT OF TWO PLATINUM AND SAPPHIRE-SET OPENFACE KEYLESS LEVER DRESS WATCHES

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MOVADO AND DITISHEM. A LOT OF TWO PLATINUM AND SAPPHIRE-SET OPENFACE KEYLESS LEVER DRESS WATCHES
both signed, the first movado, the second ditishem, both circa 1920

Both with nickel-finished jewelled lever movements, bi-metallic compensation balances with silvered matt dials, the first with Arabic numerals, subsidiary seconds, blued steel hands, the circular case with sapphire-set band, monogrammed and inscribed snap on back, the second with Breguet numerals, blued steel moon-style hands, the circular case with monogrammed and inscribed back, both dials and movements signed, the first case signed.
?? mm. and ?? mm. (2)