WatchCurrent
Representative illustration: black chronograph dial and silver bracelet. Actual Longines HydroConquest Black Dial Stainless Steel Men's Watch L3.643.4.56.6 may differ.
Illustration only
Longines

Longines HydroConquest Black Dial Stainless Steel Men's Watch L3.643.4.56.6

Model: L3.643.4.56.6

More from Longines

Longines PrimaLuna Quartz White Dial Ladies Watch L8.110.0.16.6 Longines PrimaLuna Quartz White Dial Ladies Watch L8.110.0.16.6, reference L8.110.0.16.6 $1,406.83 Representative illustration: light dial and black leather strap. Actual Longines Equestrian Quartz Diamond White Dial Ladies Watch L6.129.0.89.2 may differ. Longines Equestrian Quartz Diamond White Dial Ladies Watch L6.129.0.89.2, reference L6.129.0.89.2 $1,405.24 Longines Symphonette Quartz Diamond Silver Dial Ladies Watch L2.304.0.83.0 Longines Symphonette Quartz Diamond Silver Dial Ladies Watch L2.304.0.83.0, reference L2.304.0.83.0 $1,405.24 Representative illustration: blue dial and brown leather strap. Actual Longines Symphonette Quartz Diamond Black Dial Ladies Watch L2.304.0.57.0 may differ. Longines Symphonette Quartz Diamond Black Dial Ladies Watch L2.304.0.57.0, reference L2.304.0.57.0 $1,405.24

Description

Longines L3.643.4.56.6 details

Stainless steel case with a stainless steel bracelet. Uni-directional rotating bezel. Black dial with silver-tone hands and index and Arabic numeral hour markers. Arabic numeral marks the 12 o'clock position. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o'clock position. Chronograph - three sub-dials displaying: 12 hour, 60 minute and 1/10th of a second. Quartz movement. Scratch resistant sapphire crystal. Solid case back. Case diameter: 41 mm. Round case shape. Foldover clasp. Water resistant at 300 meters / 1000 feet. Functions: chronograph, date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Longines HydroConquest Black Dial Stainless Steel Men's Watch L3.643.4.56.6.

The lowest new USD price we found for the Longines L3.643.4.56.6 is $1,410.00 at Jomashop, checked 21 Sept 2026, 10:31 UTC, across 1 retailer in stock when checked.

Specifications

Case diameter
41
Case material
Stainless Steel
Bracelet
Stainless Steel
Crystal
Scratch Resistant Sapphire
Clasp
Fold Over
Water resistance
300 meters / 1000 feet
Dial
Black
Calendar
Date display between 4 and 5 o'clock position
Functions
Chronograph, Date, Hour, Minute, Second
Hands
Silver-tone
Case back
Solid
Bezel
Uni-directional Rotating
Movement
Longines Calibre L541

Report an incorrect match or price →

Compare current offers

1 current offer
Jomashop$1,410.00
Lowest price

In stock

$1,410.00

Shipping not supplied · Checked 21 Sept 2026, 10:31 UTC

Shop at Jomashop →

Price history

Lowest observed$1,410.00
Observed price history for Longines HydroConquest Black Dial Stainless Steel Men's Watch L3.643.4.56.6 Step chart of 4 validated retailer price observations. Each listing's last observed price is carried forward from its first observation to the chart's end. Dots mark actual observations. The horizontal axis is observation date and the vertical axis is listed price in USD. $1,500.00$1,450.00$1,400.00$1,350.00$1,300.00 Sep 12Sep 15Sep 18Sep 21 Jomashop: $1,410.00, 12 Sept 2026, 09:35 UTCJomashop: $1,410.00, 15 Sept 2026, 10:06 UTCJomashop: $1,410.00, 18 Sept 2026, 10:22 UTCJomashop: $1,410.00, 21 Sept 2026, 10:31 UTC Observation date Listed price (USD)
  • Jomashop$1,410.00 · 4 observations

Price comparison at a glance

Lowest current listing
$1,410.00
Jomashop · In stock
Checked 21 Sept 2026, 10:31 UTC
Retailers compared
1
Compared with the next retailer
No other recent in-stock offer
Latest retailer check
21 Sept 2026, 10:31 UTC

Lower-priced Longines alternatives