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NOMOS Metro Ice Blue: The New Hand-Wound DUW 4701 Caliber Explained

NOMOS adds ice-blue dials to two Metro models, but only the 37 mm hand-wound date power reserve (ref. 1121) introduces the new DUW 4701 caliber.
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NOMOS Glashütte has released two Metro models with ice-blue dials, but only one of them carries the new hand-wound caliber DUW 4701. The Metro date power reserve ice blue, reference 1121, is the model that introduces the movement. The larger Metro neomatik 41 Update, reference 1166, gets the new dial color and keeps the automatic DUW 6101. Keeping those two watches apart is the key to understanding this launch.

What NOMOS changed, model by model

The release is easiest to read as two separate updates that happen to share a color. The first is a new dial color on two Metro references. The second is a new movement, but only in one of them.

Model Reference Movement Winding Diameter and thickness Date display Strap
Metro date power reserve ice blue 1121 (shown as 1121.SB in NOMOS’s US product listing) DUW 4701 (new) Hand-wound 37 mm diameter; 8 mm case height Quick-set date with power-reserve display Black Horween Genuine Shell Cordovan
Metro neomatik 41 Update ice blue 1166 DUW 6101 (existing) Automatic 40.5 mm diameter; 9.1 mm case thickness Ring date showing the full month Gray textile

The table lists the specifications NOMOS publishes for each model. Both figures and strap materials come from the manufacturer’s release and product listing, not from independent measurement.

The Metro date power reserve ice blue (ref. 1121)

This is the watch behind the headline. At 37 mm, it is the smaller of the two ice-blue Metros, and it is the only one that uses the new DUW 4701. Its date and power-reserve indication make it the more functional of the pair in the sense of showing how much energy remains in the mainspring, while the automatic model concentrates on a larger date ring.

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#1 Best Overall
Nomos Metro Neomatik Automatic Silver Dial Men's Watch 1113
  • Nomos Metro Neomatik Automatic Silver Dial Men's Watch 1113

Hand-wound, not automatic

The DUW 4701 is hand-wound. You wind the crown to tension the mainspring, and there is no rotor. Anyone choosing between the two ice-blue Metros should treat this as a daily-handling difference: the 1121 needs winding, while the 1166 is designed to run from wrist motion.

Dial and case

NOMOS describes the ice-blue dial as electroplated and lacquered with a metallic finish. On this hand-wound model, the power-reserve display uses white, light blue, and teal. The case is polished stainless steel with a domed sapphire crystal and 5 atm water resistance. The strap is black Horween Genuine Shell Cordovan.

Rank #2
Nomos Metro 38 Date Ruthenium-Plated Dial Men's Watch 1103
  • Featuring a Black Band, Silver-tone Case, Scratch Resistant Sapphire Crystal

The Metro neomatik 41 Update ice blue (ref. 1166)

The automatic model is the larger of the two at 40.5 mm, and NOMOS lists its case thickness at 9.1 mm. It keeps the DUW 6101 caliber rather than receiving the new movement. Its distinguishing display is a ring date. NOMOS says the full month is shown on a circumferential scale, with the current date framed by two teal markers. The strap is gray textile.

If you want the color without the new caliber, this is the reference that matches the release’s stated scope. The new movement is not part of this model.

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Rank #3
Nomos Metro Neomatik Automatic White Dial Men's Watch 1165
  • Nomos Metro Neomatik Automatic White Dial Men's Watch 1165

The DUW 4701 caliber

DUW 4701 is a new hand-wound caliber for watches with a date and power-reserve indicator. NOMOS publishes the following specifications for it:

  • Power reserve: up to 52 hours.
  • Date: quick-set.
  • Jewels: 23, according to the source page for the movement.
  • Movement height: 2.8 mm.
  • Movement diameter: 14¼ lignes (32.1 mm), per the same source page.

Construction and finishing

NOMOS describes a newly designed three-quarter plate, sunburst finishing, a skeletonized balance cock, and the brand’s own swing system. The swing system is not new to the Metro line. NOMOS says the original Metro date power reserve, designed by Mark Braun and introduced in 2014, was the debut of that system.

Rank #4
Nomos Club Automatic Date Blue Dial Men's Watch 777
  • Nomos Club Automatic Date Blue Dial Men's Watch 777

Where else the caliber will appear

The movement update is not limited to the ice-blue dial. NOMOS says the DUW 4701 will also be fitted to the white silver-plated Metro date power reserve. Buyers of that version should check the movement listed in its own product specifications, since this article covers only the ice-blue reference.

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Which Metro to consider

Choose the 1121 if the new caliber matters to you and you are comfortable winding by hand. Its 52-hour power-reserve display and smaller 37 mm case are the features the release emphasizes. Choose the 1166 if you prefer automatic winding, a larger case, and a ring date that shows the whole month at a glance, and you do not need the DUW 4701 specifically.

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Price, availability, and what is not yet established

A regional NOMOS product page showed EUR 3,500 for the 1121 at the time of the search that surfaced it. That is a region-specific listed price, not a global one. Prices may differ by market, currency, and tax treatment, and stock varies by retailer. Check the NOMOS site’s retailer-finding page for your country before treating the figure as current.

The available material is launch coverage and manufacturer specifications. It does not establish how the DUW 4701 performs over time, how its power reserve behaves under real wear, or how owners rate it. Worn & Wound published a report on the release dated October 8, 2026, which supplies independent publication context, but the technical figures above come from NOMOS.

NOMOS frames the release around its manufacturing approach. In its words: “Only a few manufacturers worldwide are capable of producing their own escapement in series.” That is the company’s own claim, and it is presented here as such.

Quick Recap

Bestseller No. 1
Nomos Metro Neomatik Automatic Silver Dial Men's Watch 1113
Nomos Metro Neomatik Automatic Silver Dial Men's Watch 1113
Nomos Metro Neomatik Automatic Silver Dial Men's Watch 1113
$4,180.00
Bestseller No. 2
Nomos Metro 38 Date Ruthenium-Plated Dial Men's Watch 1103
Nomos Metro 38 Date Ruthenium-Plated Dial Men's Watch 1103
Featuring a Black Band, Silver-tone Case, Scratch Resistant Sapphire Crystal
$3,480.00
Bestseller No. 3
Nomos Metro Neomatik Automatic White Dial Men's Watch 1165
Nomos Metro Neomatik Automatic White Dial Men's Watch 1165
Nomos Metro Neomatik Automatic White Dial Men's Watch 1165
$4,600.00
Bestseller No. 4
Nomos Club Automatic Date Blue Dial Men's Watch 777
Nomos Club Automatic Date Blue Dial Men's Watch 777
Nomos Club Automatic Date Blue Dial Men's Watch 777
$4,300.00

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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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