Blancpain · L-Evolution · 8841 · GMT Alarm · steel · on Amazon

A mechanical alarm and a second time zone, in steel.

Blancpain’s 1241H is a traveller’s movement: an automatic with a second time zone read on a 24-hour subdial, a mechanical alarm with its own mainspring and its own winding crown on the left of the case, a date, and an arc that shows how much alarm power is left. The L-Evolution 8841 puts it in a 43.5mm steel case with a grey striped dial and two luminous numerals the size of a thumbnail, on a black alligator strap, rated to 100 metres. Sold on Amazon by an independent dealer.

Illustrative render — hero view of the Blancpain L-Evolution GMT Alarm 8841-1134-53B (steel, grey dial)
This L-Evolution on Amazon$10,000–$25,000 band

Case

43.5mm, 13.75mm thick, steel, transparent caseback, 100m

Movement

Calibre 1241H automatic, 38 jewels, about 40 h with indicator

Functions

Second time zone on a 24-hour subdial, mechanical alarm, date, alarm reserve arc

Dial

Grey, vertically striped, oversized luminous 9 and 3, white gold hands

Strap

Black alligator, steel folding clasp

Listing

Independent dealer (Luxor Watches on the day), 30-day returns; condition not stated

Why an alarm on a wristwatch

A mechanical alarm is a second movement inside the first: its own mainspring, wound by the crown on the left of the case, released at a set time to drive a hammer against a gong. Blancpain’s 1241H pairs it with a second time zone, so the watch can be set to home time on the 24-hour subdial at six, local time on the main hands, and the alarm to whichever meeting matters. The red-tipped arc at eleven is not the watch’s power reserve; it shows how much of the alarm spring is left.

The dial is the L-Evolution language of the 2010s: vertical stripes, a luminous 9 and 3 large enough to read across a room, luminous batons between them, and the subdials set into the stripes rather than printed on top. The case is polished steel with a wide bezel and a sapphire back to watch the alarm hammer work.

Illustrative render — why an alarm on a wristwatch of the Blancpain L-Evolution GMT Alarm 8841-1134-53B (steel, grey dial)

Reading the listing

The dealer’s description is the whole listing: 8841-1134-53B, steel, 43.5 by 13.75mm, transparent back, black alligator, grey dial with luminous Arabic numerals, GMT, date, calibre 1241H, 38 jewels, sapphire, 40-hour reserve, 100 metres. The Amazon rows underneath carry no specs at all, so there is nothing to contradict. The photograph matches the description.

L-Evolution was discontinued, so this is likely older stock or a serviced piece; whether it is new with Blancpain’s warranty is not stated in the rows we read. Ask, and ask for the box and papers. Every figure here comes from the listing and from Blancpain’s published description of the 1241H, not from handling the watch.

Illustrative render — reading the listing of the Blancpain L-Evolution GMT Alarm 8841-1134-53B (steel, grey dial)

Buying it on Amazon

This is a regular Amazon listing from an independent dealer, Luxor Watches on the day we read it, with Amazon’s 30-day return window; it is not a Luxury Stores pre-owned unit. The second button opens the live search for L-Evolution alarms in case this one has sold.

Discontinued Blancpain complications have resold for well under new and close to what pre-owned buyers paid, sometimes more, sometimes less; that is a pattern, not a promise, and nothing here is investment advice.

Illustrative render — buying it on amazon of the Blancpain L-Evolution GMT Alarm 8841-1134-53B (steel, grey dial)

Specs

Reference
8841-1134-53B
Case size
43.5mm, 13.75mm thick
Case material
Stainless steel, transparent caseback
Movement
Automatic, Blancpain calibre 1241H, 38 jewels, GMT and mechanical alarm
Caliber type
1241H, automatic
Crystal
Sapphire Crystal
Water resistance
100m (10 ATM)
Power reserve
About 40 hours, with indicator
Complications
Second time zone (24-hour), mechanical alarm, date, alarm reserve indicator
Origin
Swiss Made

Specifications as published by Blancpain. We research from manufacturer documentation and published sources rather than hands-on testing. Researched 2026-09-13.

Verdict

A steel L-Evolution with a mechanical alarm and a second time zone, on Amazon from a dealer: the only alarm watch on this page, in the loudest Blancpain case.

Strengths

  • Mechanical alarm with its own spring and crown, plus a 24-hour second time zone
  • Steel, 100 metres and luminous numerals; a complication you can wear daily
  • Sapphire back to watch the alarm mechanism
  • Amazon’s return window on a dealer listing

Trade-offs

  • 43.5mm and nearly 14mm thick
  • Discontinued line; condition and warranty not stated, ask
  • Amazon rows carry no specs; the dealer description is the only source
  • The L-Evolution styling divides opinion

Buy it if

A traveller who wants a second time zone and a real alarm in one mechanical watch, and prefers big luminous numerals to a classical dial.

Skip it if

You want a slim watch, or the Villeret version of a Blancpain GMT.

This L-Evolution on Amazon$10,000–$25,000 band

FAQ

It shows local time on the main hands, a second time zone on the 24-hour subdial at six, the date, and it has a mechanical alarm wound by the crown on the left of the case, with a red-tipped arc showing how much alarm power remains.

Sources

Researched and last updated 2026-09-13. We do not test watches in hand; every figure above is traceable to the manufacturer or the sources listed here.

Blancpain L-Evolution GMT Alarm 8841-1134-53B (steel, grey dial)

Reference 8841-1134-53B · $10,000–$25,000

Prices and availability change; the band above is a research figure, so check the current listing.

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