GERALD GENTA Arena Dual Time Perpetual Calendar AQG.Y.87 Titanium Case-back

Name: GERALD GENTA Arena Dual Time Perpetual Calendar AQG.Y.87 Titanium Case-back
Brand: Gerald Genta
SKU: GGAQG.Y.87WCB
Price: 150.00 CHF
Availability: InStock

SKU: GGAQG.Y.87WCB

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$170

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Ships from Switzerland and France. No customs fees for EU customers.

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14-day mandatory return policy for untouched items in original condition.

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Authenticity Guarantee

Every part is authentic. Sourced from authorized dealers.

Authentic watch case-back for Gerald Genta Arena Dual Time Perpetual Calendar AQG.Y.87 models.

All original Gerald Genta parts from the 2000s.

Full watch case-back including the crystal and the gasket.

You will get the very same article as presented in the photos. Any other parts that are not visible in the photos or mentioned in the description, are considered as not included with this article.

All the parts in our offers are original service or replacement parts meant to be used by professionals for watch servicing.

Professional grading scale for movements, cases, dials, crowns, crystals, straps, buckles, and steel bracelets.

Component	Mint (A++)	Excellent (A)	Good (B)	Fair (C)	Poor (D)
⚙️ Watch Movements	NOS / freshly serviced or factory new, flawless bridges, no marks.	Clean, functional, minor handling marks, no rust.	Running, may need service, visible wear on plates, keeps correct time.	Runs erratically, low amplitude, some corrosion or prior non-pro repair.	Non-running, broken parts, heavy rust, only suitable for parts.
📦 Watch Cases	Unpolished, sharp edges, original finishing, no dings or wear marks.	Light hairlines, unpolished or light professional polish, case shape crisp.	Moderate wear, minor dings, polished previously but thickness remains.	Visible dents, over-polished, light pitting, possible aftermarket parts.	Heavy corrosion, deep pitting, stripped threads, bent or missing parts.
🎯 Watch Dials	Perfect finish, no flaws, luminous intact, printing razor-sharp, NOS.	Very light patina, all markers present, original, visually appealing.	Uniform patina, minor edge wear, faint marks, printing fully legible.	Visible scratches, flaking near edges, possible touched-up markers.	Severe damage: missing indices, large paint loss, illegible printing.
👑 Watch Crowns	Original signed, sharp logo, smooth winding, gasket fresh, water-ready.	Light microscratches, logo clear, functions perfectly, seals effective.	Plating wear on edges, logo slightly faded, threads engage well.	Worn knurling, aftermarket, some corrosion, threads stiff.	Severe corrosion, broken stem interface, non-functional, salvage only.
💎 Watch Crystals	Flawless, no scratches or chips, OEM crystal, perfect clarity.	Micro-scratches only visible under loupe, no chips or cracks.	Superficial hairline scratches, can be polished, no structural issues.	Visible scratches, small edge chip, clarity reduced.	Cracked, shattered, heavily crazed, missing chunks, must be replaced.
🔗 Watch Straps	Unworn, original buckle, leather supple, stitching perfect, no stains.	Lightly worn, minimal flex marks, stitching intact, clean.	Moderate wear, edge wear visible, usable but shows age.	Cracking leather, loose stitching, stretched holes, cosmetic flaws.	Broken, torn, extreme stiffness, non-functional, replacement needed.
🪢 Buckles (Tang/Deployant)	NOS finish, logo crisp, perfect closure, joints like new.	Minor surface wear, logo fully visible, mechanism smooth.	Visible scratches, light plating wear, clasp secures properly.	Heavy wear, logo faded, minor rust, function slightly affected.	Broken hinge, severe corrosion, cannot hold strap, unserviceable.
⛓️ Steel Bracelets	Unworn, full links, protective stickers, perfect articulation, no stretch.	Minor hairlines on clasp, very light stretch, original finish preserved.	Moderate stretch, light scratches, clasp locks securely.	Noticeable stretch, deep scratches, weak clasp closure.	Excessive stretch, broken links, clasp broken, unsafe for wear.

⚖️ Grading based on industry standards: Mint = as new / NOS · Excellent = light wear · Good = honest wear · Fair = functional with flaws · Poor = needs restoration