WATCH BY JULSNew York City
Vintage
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Piaget

Vintage

20mm · Quartz · 1970s

Diamond strap,luxury Jewelry watch

Specifications

Brand
Piaget
Reference
3764AG
Case size
20mm
Movement
Quartz
Dial
Silver
Bracelet / strap
Bracelet
Material
18k gold
Style
dress watch,Jewelry
Period
1970s
Condition
Unworn
Accompanied by
No paper, with box
SKU
144000
$14,500Available
Enquire

Questions about this piece? Call +1 (917) 828-1306 or visit us at 36 West 47th Street, W8-9, New York City.

Battery & servicing

  • Expect 18–36 months from a battery depending on the calibre. Replace it promptly once the seconds hand starts jumping in multi-second intervals — that is the low-battery warning.
  • Never leave a dead battery inside the case. Cells can leak and corrode the movement, which is a far more expensive repair than a replacement.
  • Have the battery changed by a watchmaker who will replace the case gasket and pressure-test the case afterwards, rather than simply popping the back on.

Daily wear

  • Avoid operating the crown or pushers while the watch is wet, and always ensure the crown is fully pushed in (or screwed down) before contact with water.
  • Remove the piece before swimming in chlorinated or salt water, using a sauna or hot tub, and before contact sport or manual work. Sudden temperature change and impact are the two things a fine movement tolerates least.
  • Keep it away from strong magnets — laptop speakers, tablet covers, handbag clasps and induction hobs are the usual culprits. Magnetisation shows up as a watch suddenly running fast, and is easily reversed by a watchmaker.

Cleaning

  • Wipe the case and bracelet with a soft, dry microfibre cloth after each wear to lift skin oils and dust before they build up in the joints.
  • For a metal bracelet, occasional cleaning with lukewarm water, a drop of mild soap and a very soft toothbrush will lift grime from between the links. Rinse, then dry thoroughly — only ever with the crown fully closed.
  • Gold is a soft metal and will pick up fine hairline marks with wear. This is normal and part of the character of a worn piece; a professional polish can reduce them, but every polish removes a little material, so it is best done sparingly.
  • Never use ultrasonic cleaners, solvents, or commercial jewellery dips at home on a watch — they can strip lume, degrade gaskets and damage set stones.

Storage

  • Store in a dry place at stable room temperature, away from direct sunlight — prolonged UV fades dials and ages strap leather.
  • Keep pieces separated in a lined box or soft pouch so cases and stones cannot rub against one another. Diamond is hard enough to scratch virtually anything it shares a drawer with.
  • Retain the original box, papers and any accessories supplied. They materially affect the value should you ever sell or trade the piece.

Water resistance

  • Water resistance is a seal condition, not a permanent specification. Gaskets harden and shrink with age, so a rating stamped on the case back decades ago tells you little about the watch today.
  • Have the case pressure-tested annually, and always after the case back has been opened for any reason.
  • Vintage pieces should be treated as not water resistant regardless of their original rating.