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EST. MMXXVI LUME Local time

Lume Calendar · selected releases

What is coming. And what has arrived.

Watch novelties from monitored brands, verified against official sources. Announcements awaiting dates, confirmed releases and introduced watches are kept distinct. We never invent a missing date.

Curated, not exhaustive ✓ Source checked
Next up Citizen ATTESA October 2026, planned launch

2 upcoming releases

Calendar

14 results

The overview includes upcoming and undated novelties plus calendar events from the past 60 days. Introduction does not imply local stock availability.

Christopher Ward C60 Trident Biscay Automatic / GMT / Bronze
Image: Christopher Ward
Already introduced C60 Trident Biscay

Christopher Ward · C60 Trident Biscay

Automatic / GMT / Bronze

Three new Biscay divers: Automatic, GMT and Bronze. COSC certification, box-domed sapphire and 200 metres of water resistance.

Release
Introduced; no single delivery date
Edition
Quantity not specified
Availability
Listed by the manufacturer. Ordering and delivery depend on the selected variant.
Why it is here

The new family in one place, rather than a separate story for every strap and colour.

Source checked: 2026-09-06 · No verified release day, so no calendar download.

Rolex Oyster Perpetual Oyster Perpetual 41, yellow Rolesor
Image: Rolex
Already introduced 134303

Rolex · Oyster Perpetual

Oyster Perpetual 41, yellow Rolesor

A 41mm anniversary version marking a century of the Oyster. Steel case and bracelet, yellow-gold bezel and crown, and green dial accents.

Release
2026 novelty; no on-sale day specified
Edition
Quantity not specified
Availability
Check with an official retailer for local availability.
Why it is here

An officially introduced watch still belongs here without a verified calendar day.

Source checked: 2026-09-13 · No verified release day, so no calendar download.

Tudor Northflag Northflag GMT
Image: Tudor
Already introduced M9140G1A0U-0001

Tudor · Northflag

Northflag GMT

The Northflag returns with a 40mm steel case, integrated bracelet, GMT function and METAS Master Chronometer certification.

Release
Introduced; no on-sale day specified
Edition
Quantity not specified
Availability
Exclusive to Tudor boutiques; check local stock separately.
Why it is here

A new generation rather than another dial colour. A missing calendar date no longer hides it.

Source checked: 2026-09-13 · No verified release day, so no calendar download.

Seiko 5 Sports MOTOCOMPO Limited Edition
Image: Seiko Watch Corporation
Due this month HDB010

Seiko · 5 Sports

MOTOCOMPO Limited Edition

The yellow-and-black language of Honda’s folding MOTOCOMPO motorcycle translated into a 36.4mm automatic Field case.

Release
September 2026
Edition
8,000 pieces
Availability
Worldwide, through selected retailers
Why it is here

More than a logo swap: the crown, strap markings and even the packaging borrow details from the 1981 motorcycle.

Source checked: 2026-08-28 · Month-level date

Seiko Presage Classic Series Craftsmanship HCC005 / HCC006
Image: Seiko Watch Corporation
Due this month HCC005 · HCC006

Seiko · Presage Classic Series

Craftsmanship HCC005 / HCC006

Two 39.6mm Presage models: one with white enamel, the other with black urushi lacquer, both powered by the three-day 6R5H.

Release
September 2026
Edition
Quantity not specified
Availability
Worldwide, at Seiko Boutiques and selected retailers
Indicative price
€1,430 · €1,640
Why it is here

One case, two hand-made dials. A rare chance to compare Japanese enamel and lacquer directly.

Source checked: 2026-09-13 · Month-level date

Grand Seiko Evolution 9 Spring Drive U.F.A. core models
Image: Grand Seiko
Due this month SLGB007 · 009 · 011 · 013 · 015

Grand Seiko · Evolution 9

Spring Drive U.F.A. core models

Five renewed Evolution 9 references powered by the Spring Drive U.F.A. 9RB2, accurate to ±20 seconds a year, including a new 37mm version.

Release
September 2026
Edition
Quantity not specified
Availability
Worldwide, at Grand Seiko Boutiques and selected partners
Why it is here

U.F.A. stops being a limited technological showcase and becomes part of Grand Seiko’s permanent core.

Source checked: 2026-09-13 · Month-level date

Zenith Chronomaster Original Paris Edition
Image: Zenith
Due this month 03.3207.3600/75.M3230

Zenith · Chronomaster Original

Paris Edition

The 38mm Chronomaster Original Paris Edition pairs a verdigris dial with the 5Hz El Primero 3600 and Zenith's new micro-adjustable ZENCLASP.

Release
September 2026
Edition
50 pieces
Availability
At Zenith's Paris boutiques; French online sales have already opened
Indicative price
CHF 11,800
Why it is here

This is a precisely dated Paris boutique arrival, not a global debut. In just 50 pieces, it shows how naturally an urban green suits the proportions of the A386.

Source checked: 2026-09-13 · Month-level date

Lorier Astra White No-Date
Image: Lorier
Due this month 278081

Lorier · Astra

White No-Date

A white, no-date Astra in a 36mm case, powered by the Miyota 9039 and fitted with a domed sapphire crystal and 100 metres of water resistance.

Release
September 2026
Edition
Quantity not specified
Availability
Existing pre-orders are shipping during September; new orders are currently closed.
Indicative price
$699
Why it is here

A microbrand watch where vintage proportions do not excuse poor everyday utility: compact and slim, yet still properly water resistant with an adjustable clasp.

Source checked: 2026-09-13 · Month-level date

RÁTH Founder Series DROMA GMT
Image: RÁTH Watches
Due this month DROMA GMT

RÁTH · Founder Series

DROMA GMT

An Irish-designed 39mm automatic GMT with 200 metres of water resistance and material from Malin Head set into its triquetra-shaped hour hand.

Release
Late September 2026
Edition
50 pieces
Availability
Pre-order; ships in late September
Indicative price
£549
Why it is here

The first 50 pieces from a genuinely young microbrand. It does more than tell a provenance story: it physically places the point of origin inside the watch.

Source checked: 2026-09-13 · Month-level date

Studio Underd0g 02SERIES Mantis
Image: Studio Underd0g
Stated window has ended Mantis

Studio Underd0g · 02SERIES

Mantis

The first special edition of the second-generation 02SERIES: a 37.5mm hand-wound field watch with seven layers of X1 Super-LumiNova and a 63-hour reserve.

Release
1 September 2026
Edition
Quantity not specified
Availability
Nine-hour online ordering window on 1 September, from 3pm to midnight BST; a small allocation at The D0ghouse in London
Why it is here

Few microbrand releases could suit the name Lume better: striking green by day, with the entire dial taking over after dark.

Source checked: 2026-09-13 · Day-level date

Citizen Promaster SKYHAWK Eco-Drive 50th Anniversary
Image: Citizen Watch
Due this month JY8144-50E

Citizen · Promaster

SKYHAWK Eco-Drive 50th Anniversary

A gold-and-black anniversary pilot's watch with radio-controlled U680 movement and analogue-digital display.

Release
September 2026
Edition
5,200 pieces
Availability
September launch; availability may vary by market.
Why it is here

Fifty years of light-powered timekeeping expressed as a multifunction instrument.

Source checked: 2026-09-13 · Month-level date

Citizen Promaster TSUNO CHRONO Eco-Drive 50th Anniversary
Image: Citizen Watch
Due this month AV0104-06W

Citizen · Promaster

TSUNO CHRONO Eco-Drive 50th Anniversary

A green-dial anniversary chronograph on leather, with bullhead pushers and an E210 Eco-Drive movement.

Release
September 2026
Edition
5,000 pieces
Availability
September launch; availability may vary by market.
Why it is here

Seventies-inspired form powered by light, in an edition of 5,000.

Source checked: 2026-09-13 · Month-level date

Citizen ATTESA Green Flash / Purple Aurora, Eco-Drive 50th Anniversary
Image: Citizen Watch Co., Ltd.
Upcoming CC4084-83Z · CC4085-81Z

Citizen · ATTESA

Green Flash / Purple Aurora, Eco-Drive 50th Anniversary

Two titanium ATTESA watches marking fifty years of Eco-Drive, powered by the F950 GPS movement. Structural colour film and vapour-deposited coatings create green and purple light effects.

Release
October 2026, planned launch
Edition
Quantity not specified
Availability
The manufacturer schedules an October launch; local availability varies by market.
Why it is here

Selected for the interplay of dial materials and light, beyond a simple colour change. Each version is limited to 1,500 pieces.

Source checked: 2026-09-13 · Month-level date

Seiko Prospex 1965 Heritage Diver Fan-selected Limited Edition
Image: Seiko Watch Corporation
Upcoming HBC011

Seiko · Prospex

1965 Heritage Diver Fan-selected Limited Edition

The fan-voted blue dial in a 40mm case descended from the 62MAS, with 300 metres of water resistance and a 72-hour reserve.

Release
October 2026
Edition
4,500 pieces
Availability
Through selected Seiko retailers
Indicative price
$1,400
Why it is here

The public did not vote on an existing watch: it chose which of four seascape colour studies would actually enter production.

Source checked: 2026-09-13 · Month-level date

Monitored sources

Brand radar

We follow novelty and product pages as well as press rooms. Counts refer to our verified entries, not every new watch from a brand. Downloading a source is not an editorial review.

Last recorded radar review: 6 September 2026

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