LANGE & SÖHNE REF. 221
POWER RESERVE PLATINUM
A. Lange & Söhne, Glashütte i./Sa., Power Reserve,
No. 4886, case No. 114974, Ref. 221. Made
Very fine and rare, elegant, platinum wristwatch with power reserve indicator and a platinum A.
Lange & Söhne buckle.
Dial, case and movement signed.
Three-body, solid, polished, transparent case back with 6 screws, sapphire crystals.
Matte silver with painted Arabic numerals, outer minute track, subsidiary dials for the seconds and the 45-hour power reserve indication at 9. Blued steel alpha hands.
Cal. L 942.1, fausses cotes decoration, 27 jewels including 6 in screw-mounted gold chatons, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, swan neck micrometer regulator, hand-engraved balance bridge, hack mechanism.