Pre-owned
Constance 18 Alligator — Live Inventory Across Verified Resellers
This page tracks available Constance 18 Alligator listings across our verified resale merchants. Pricing, condition, and availability are updated through scheduled source checks. Compare side-by-side and route to the merchant via direct deeplink. Compare Constance 18 Alligator listings: 8 authenticated picks $21,999-$68,000, updated throughout the day from verified resale merchants.
8Current matches
$21,999Lowest price
$38,049Average price
$68,000Highest price
Buyer decision
Live market read · Sep 4, 07:43 UTC
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$13,001 below current Birkin 18 median
Hermès Constance 18 - Vert Rousseau Alligator Lisse | Gold Hardware
Birkin 18 · Alligator · Gold HW · Bagista · Pre-owned
$21,999
Live matches8
Median ask$35,000
Price range$21,999 - $68,000
Merchants4
Cheapest right now: The cheapest Constance 18 Alligator — Live Inventory Across Verified Resellers available right now is $21,999 at Bagista, $12,976 (37.1%) below the $34,975 median across 8 live listings from 4 merchants (updated September 4, 2026).
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BirkinBagStock monitors authenticated Hermès Birkin inventory across trusted luxury resale merchants and updates buyer-facing links through our own tracking layer. Use this page to compare current availability, then open the listing page for details or go directly to the merchant to purchase.
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Price history for this spec
Birkin 18 Alligator median first captured at $34,975 on 2026-09-04.
First median$34,975
Latest median$34,975
Observed days1
Sample8 listings
Today's market snapshots
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Sponsored partners in this market
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Hermès Constance 18 Graphite Matte Alligator Gold Hardware
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Hermès Constance 18 Noir Shiny Alligator Rose Gold Hardware
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Hermès Constance 18 - Vert Rousseau Alligator Lisse | Gold Hardware
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Buyer Questions
What's the Alligator leather like?
Alligator is one of the canonical Hermès leathers — its texture, durability, and aging profile inform both daily-use suitability and long-term resale value. See our /guide/leathers for full comparison.
Is the Constance 18 a good everyday size?
The Constance 18 fits a specific use case — see our /guide/sizes for a full size-by-size capacity and wear comparison.
What is a Birkin 18?
The Hermès Birkin 18 measures roughly 18 cm wide. It holds standard daily essentials and is the choice for most Birkin buyers.
Is the Birkin 18 a good resale size?
In the Hermès secondary market, the Birkin 18 carries consistent collector demand. Specific size, leather, color, and hardware combinations drive premium pricing more than size alone.
What leather is most common in Birkin 18?
Across our authenticated inventory right now, Alligator is the most-listed leather in Birkin 18. It appears in classic neutrals as well as statement colors.
What colors does the Birkin 18 come in?
Birkin 18 is produced in nearly every Hermès neutral and many seasonal colors. The most-listed Birkin 18 colors right now are Bleu Saphir, Gris Perle, Noir.
How much does a Birkin 18 cost?
Pricing for a Birkin 18 depends on leather, color, hardware, and condition. Use the current inventory and median statistics on this page to compare asking prices from verified luxury reseller sources.
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