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Jaeger-LeCoultre
Master Ultra Thin Reserve de Marche Q1378420
Price range
$5,000 – $7,450
Too few priced listings for a median
Too few priced listings for a median
| Listing | Posted | Condition | Authenticity | Price ↑ | ||
|---|---|---|---|---|---|---|
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $5,000 | View on Crown & Caliber |
 | eBay | 10/9/2026 | Good | Unknown | $5,997 | View on eBay |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $7,450 | View on Crown & Caliber |
 | eBaySold | 8/5/2026 | Good | Unknown | $7,450 | Sold10/9/2026 |
We currently track 4 listings for the Jaeger-LeCoultre Master Ultra Thin Reserve de Marche Q1378420, with prices ranging from $5,000 – $7,450 across platforms including Crown & Caliber and eBay.
The Jaeger-LeCoultre Master Ultra Thin Reserve de Marche Q1378420 exemplifies the brand's commitment to precision and elegance. This timepiece features a meticulously crafted 40mm stainless steel case, showcasing a stunning silver sunburst dial that perfectly balances sophistication with readability. The watch is adorned with thin, dauphine hands and a date display at 6 o'clock, while the unique power reserve indicator at 3 o'clock highlights its innovative engineering. Designed for discerning collectors, the Master Ultra Thin Reserve de Marche is part of Jaeger-LeCoultre's prestigious Master collection, known for its dedication to haute horlogerie. The watch is powered by the in-house Caliber 938, offering an impressive 43-hour power reserve, ensuring reliability and performance. With a luxurious black alligator leather strap, this watch combines comfort and style, making it suitable for both formal and casual occasions. The understated elegance of the Q1378420 makes it a versatile addition to any watch enthusiast's collection, embodying the timeless craftsmanship that Jaeger-LeCoultre is renowned for.
The Jaeger-LeCoultre Master Ultra Thin Reserve de Marche Q1378420 is a pre-owned Jaeger-LeCoultre watch available for purchase across multiple resale platforms. Shop 4 active listings with prices ranging from $5,000 – $7,450. Find this item on Crown & Caliber and eBay. Listings are available in Good condition, so you can choose the quality and price point that suits you. 2 listings are professionally authenticated, giving you added peace of mind when buying pre-owned.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 3 | $5,000 – $7,450avg $6,149 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 2 | $5,000 – $7,450avg $6,225 |
| UnknownListings where authentication status is not specified | 1 | $5,997avg $5,997 |
| Marketplace | Listings | Total value |
|---|---|---|
| Crown & Caliber (Hodinkee) | 2 | $12.4K |
| eBay | 1 | $6.0K |
| Total | 3 | $18.4K |
Listing counts in the condition and platform tables are filtered subsets (listings with a known condition or price). The “active listings” figure at the top of the page reflects all tracked active listings and may be higher.
