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Alpina · Reference AL-520BY4H6

Alpina Seastrong Diver 3000 Automatic Black Dial Men's Watch AL-520BY4H6

Alpina Seastrong Diver 3000 Automatic Black Dial Men's Watch AL-520BY4H6
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42Stainless Steel12.3 mm20 mm(Calfskin) Leather

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Prices are compared only within the same currency and destination market; the lead group is USD for US. Other currency or market offers remain visible separately.

Jomashop1 listing · USD · US$975.00
Lowest USD price · US market

Out of stock · Destination terms vary

$1,895.00$975.00Save 49%

Shipping not supplied · Observed 20 Sept 2026, 16:35 UTC

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Price history

Dots mark validated retailer prices for the USD · US market group. Lines carry each listing's last observed price forward, starting at its first observation.

Lowest observed$975.00
Observed price history for Alpina Seastrong Diver 3000 Automatic Black Dial Men's Watch AL-520BY4H6 Step chart of 3 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. $1,040.00$1,020.00$1,000.00$980.00$960.00$940.00$920.00$900.00 Sep 14Sep 16Sep 18Sep 20 Jomashop: $975.00, 14 Sept 2026, 16:16 UTCJomashop: $975.00, 17 Sept 2026, 16:32 UTCJomashop: $975.00, 20 Sept 2026, 16:35 UTC Observation date Listed price (USD)
  • Jomashop$975.00 · 3 observations

Technical & Horological Attributes

Case diameter
42
Case material
Stainless Steel
Case thickness
12.3 mm
Band width
20 mm
Bracelet
(Calfskin) Leather
Crystal
Scratch Resistant Sapphire
Clasp
Tang
Water resistance
300 meters / 1000 feet
Dial
Black
Functions
Hour, Minute, Second
Hands
Luminous Yellow Gold-tone
Case back
Solid
Crown
Screw Down
Bezel color
Silver-tone
Bezel
Fixed
Movement
Caliber AL-520

The WatchCurrent standard

Exact reference. Clear provenance.

Stainless steel case with a brown (calfskin) leather strap. Fixed stainless steel bezel. Black dial with luminous yellow gold-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands. Caliber AL-520 automatic movement with a 38-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 42 mm. Case thickness: 12.3 mm. Band width: 20 mm. Tang clasp. Water resistant at 300 meters / 1000 feet. Functions: hour, minute, second. Seastrong Diver 3000 Series. Dive watch style. Watch label: Swiss Made. Alpina Seastrong Diver 3000 Automatic Black Dial Men's Watch AL-520BY4H6.

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