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A. Lange & Söhne · Lange 1

A. Lange & Söhne Lange 1 Daymatic Honeygold

Reference 320.050 · Classic · 39.5 mm

Ø 39.5 mm
Illustration drawn from the specifications: case to scale, colours and style approximate. Not a photo. Photos on the official page

Specifications

Reference
320.050
Family
Lange 1
Category
Classic
Status
Current
Case material
18 ct yellow gold
Case diameter
39.5 mm
Case thickness
10 mm Official
Lug-to-lug
—
Lug width
—
Water resistance
30 m
Bezel
—
Calibre
L021.1 Official
Power reserve
50 h
Frequency
21,600 vph (3 Hz)

Official product page · retrieved October 20, 2026

Does it fit your wrist?

Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.

No lug-to-lug dataFlat top of the wrist 54.1 mm
Top view on a wrist, to scale
Flat top of the wrist 54.1 mmNo lug-to-lug dataCase diameter 39.5 mm
Side view, across the wrist

No lug-to-lug figure exists for this reference yet, so fit cannot be computed.

Measurements and sources

Brands rarely publish thickness, lug width and lug-to-lug together. Each observation below is kept separate, with who gave it.

Case thickness

Value Type Source Date
10 mm Official A. Lange & Söhne Published as the case height. October 20, 2026

Lug-to-lug

No source gave this figure yet.

Lug width

Lug width is the gap between the lugs, where the strap fits. It is not lug-to-lug.

No source gave this figure yet.

Calibre source

Official A. Lange & Söhne · retrieved October 20, 2026

Other Lange 1 references

Watch Ø Thickness Lug-to-lug Calibre
Lange 1 191.032 38.5 mm 9.8 mm — L121.1
Lange 1 (platinum, calibre L901.0) 101.025 38.5 mm 10 mm — L901.0
Lange 1 Moon Phase 192.029 38.5 mm 10.2 mm 47 mm L121.3
Lange 1 Perpetual Calendar 345.036 41.9 mm 12.1 mm — L021.3
Lange 1 Tourbillon Perpetual Calendar 720.032 41.9 mm 12.2 mm — L082.1
Lange 1 Tourbillon Perpetual Calendar “Lumen“ 720.035 41.9 mm 13 mm — L225.1
Lange 1 Time Zone 136.025 41.9 mm 10.9 mm — L141.1

Other A. Lange & Söhne models

Watch Ø Thickness Lug-to-lug Calibre
1815 Tourbillon 730.032 39.5 mm 11.1 mm — L102.1
Richard Lange Jumping Seconds 252.029 39.9 mm 10.6 mm — L094.1
1815 Annual Calendar 238.026 40 mm 10.1 mm 46.6 mm L051.3
1815 Up/Down (39 mm, pink gold) 234.032 39 mm 8.7 mm 45 mm L051.2
Richard Lange Minute Repeater 606.079 39 mm 9.7 mm — L122.1
Saxonia Moon Phase 384.026 40 mm 9.8 mm 46.8 mm L086.5
Show 38 more
Watch Ø Thickness Lug-to-lug Calibre
Saxonia Thin (39 mm) 205.086 39 mm 6.2 mm — L093.1
Saxonia Thin (40 mm, platinum) 211.062 40 mm 6.2 mm — L093.1
1815 (calibre L051.1) 235.032 38.5 mm 8.8 mm — L051.1
Langematik Perpetual 310.032 38.5 mm 10.2 mm — L922.1
Minute Repeater Perpetual 607.091 40.5 mm 12.1 mm — L122.2
Richard Lange 232.032 40.5 mm 10.5 mm — L041.2
Richard Lange "Pour le Mérite" 260.028 40.5 mm 10.7 mm — L044.1
Saxonia Outsize Date 381.031 38.5 mm 9.6 mm — L086.8
Grand Lange 1 137.033 41 mm 8.2 mm — L095.1
Grand Lange 1 Moon Phase 139.025 41 mm 9.5 mm — L095.3
Zeitwerk Honeygold “Lumen” 142.055 41.9 mm 12.6 mm 50 mm L043.9
1815 Up/Down (37.5 mm, pink gold) 244.037 37.5 mm 8.7 mm — L051.2
Richard Lange Tourbillon "Pour le Mérite" 760.026 41.9 mm 12.2 mm — L072.1
Zeitwerk 142.025 41.9 mm 12.2 mm — L043.6
Saxonia Thin (37 mm, pink gold) 201.033 37 mm 5.9 mm — L093.1
Little Lange 1 181.063 36.8 mm 9.5 mm — L121.1
Little Lange 1 (platinum) 181.062 36.8 mm 10 mm — L121.1
Little Lange 1 Moon Phase (pink gold) 182.030 36.8 mm 9.5 mm — L121.2
Little Lange 1 Moon Phase (white gold) 182.086 36.8 mm 10 mm 43.8 mm L121.2
Saxonia Annual Calendar 331.033 36 mm 9.8 mm — L207.1
Zeitwerk Minute Repeater Honeygold 147.050 44.2 mm 14.1 mm — L043.5
Zeitwerk Date 148.033 44.2 mm 12.3 mm — L043.8
Zeitwerk Minute Repeater 147.025 44.2 mm 14.1 mm — L043.5
1815 (calibre L152.1) 220.037 34 mm 6.4 mm — L152.1
Lange 31 130.039 45.9 mm 15.9 mm — L034.1
Richard Lange Perpetual Calendar "Terraluna" 180.032 45.5 mm 16.5 mm — L096.1
Odysseus Honeygold 363.150 40.5 mm 11.1 mm — L155.1
Odysseus 363.179 40.5 mm 11.1 mm 47 mm L155.1
1815 Chronograph 414.026 39.5 mm 11 mm 48.4 mm L951.5
Datograph Handwerkskunst 405.048 41 mm 13.1 mm — L951.8
Datograph Perpetual Tourbillon Honeygold “Lumen” 740.055 41.5 mm 14.6 mm — L952.4
Datograph Perpetual 410.038 41 mm 13.5 mm — L952.1
Datograph Up/Down 405.035 41 mm 13.1 mm 48.4 mm L951.6
1815 Rattrapante 425.025 41.2 mm 12.6 mm — L101.2
Datograph Perpetual Tourbillon 740.056 41.5 mm 14.6 mm — L952.2
1815 Rattrapante Perpetual Calendar 421.025 41.9 mm 14.7 mm — L101.1
Odysseus Chronograph 463.178 42.5 mm 14.2 mm — L156.1
Triple Split 424.025 43.2 mm 15.6 mm — L132.1

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