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The Brellum Pilot GMT LE.3 Chronometer is a green-dial, 41.8 mm automatic GMT chronograph limited to 27 pieces at launch. Its combination of a second-time-zone display, 12-hour chronograph, COSC-certified movement and 100 m water resistance is unusually feature-rich; the trade-off is a reported 15.9 mm overall thickness and 51.8 mm lug-to-lug span. Launch prices and availability date to November 2023, and current stock has not been verified.
What distinguishes the green LE.3?
Reference DB.CH.930 is the third limited edition in Brellum’s Pilot GMT line. Fratello and Monochrome identify the preceding LE.1 as white-dial and LE.2 as blue-dial versions; the LE.3 brings a green opaline dial. The launch run was reported as 27 pieces, compared with 23 pieces each for the two earlier editions. Fratello Watches, Monochrome Watches, and Time+Tide reported those details in November 2023.
The dial pairs an opaline green surface with azuré sub-dials. The date sits in the six o’clock chronograph-hours register, while a 24-hour scale supports reading the second time zone. Red accents on the GMT text and hand tips distinguish that function, and the main hands and markers have luminous treatment. The result is a busy instrument layout: three sub-dials, a date, and a GMT display all share the face.
Case dimensions and wrist-fit considerations
Launch coverage lists a 316L stainless-steel case measuring 41.8 mm across, 51.8 mm from lug to lug, and 15.9 mm tall including the box-shaped sapphire crystals. Fratello and Monochrome give the steel case portion as 11.7 mm without the crystals. The distinction matters when comparing thickness figures: 15.9 mm is the full assembled height, not the bare case measurement.
#1 Best Overall
- AVI-8 - OUR STORY: The brand inspiration and design excellence originates from the collaboration between pilots and engineers who served in air forces around the world. Every collection is an explicit homage to the planes, people and history of military aviation. Each timepiece brings to life the detail and narrative of the inspiration to delight and engage the wearer.
- MOVEMENT: The Atlas GMT Automatic is powered by a Japanese TMI NH34 24 Jewels GMT dual time and date automatic movement
- THE FINER DETAILS: Featuring a 44mm Stainless Steel Case , 22mm Genuine Leather Strap,Anti Reflection Coating Mineral Lens and Water Resistance Of Up To 5 ATM.
- WARRANTY: 2 years International Warranty
The construction combines brushed surfaces with polished bevels and a smooth polished bezel. Pump-style chronograph pushers flank the case, while box-shaped sapphire crystals cover the dial and display back. Water resistance is stated as 100 m. The diameter is moderate by many chronograph standards, but the 51.8 mm lug-to-lug span and full thickness are meaningful fit considerations; no wrist-specific wear assessment is established here.
Movement, GMT and chronograph functions
Brellum identifies the automatic calibre as BR-754, also styled BR-754 GMT, based on the Valjoux 7754. Launch sources report COSC chronometer certification, a frequency of 28,800 vibrations per hour, 25 jewels and an approximately 46-hour power reserve. These are published specifications, not independent timing or power-reserve measurements.
Rank #2
- Modern, pilot-inspired Promaster timepieces equipped for professional use to discover the world from high above.
- Dual Time (Second Time Zone), Date
- Silver-Tone Stainless Steel
- Luminous Hands and Markers, Anti-Reflective Mineral Crystal
- Sustainably powered by any light, with our Eco-Drive technology this watch never needs a battery. 200 Meters Water Resistant and 5 Year Limited Warranty.
Alongside hours, minutes and small seconds, the movement provides a GMT hand for a second time zone and a date. Its chronograph measures up to 12 hours, with 30-minute and 12-hour counters. The visible movement decoration is reported to include perlage, Geneva stripes, blued screws and a 4N-coated rotor.
What came with the watch?
The launch package was reported to include a steel bracelet and a brown nubuck strap. Fratello also reported that bracelet-sizing tools were included. Published sources do not specify strap width or confirm compatibility with third-party straps, so those details should be checked before buying a replacement.
Rank #3
- Modern, pilot-inspired Promaster timepieces equipped for professional use to discover the world from high above.
- Synchronized to Atomic Time Clock for Superior Accuracy, Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 24 Time Zones, 1 Second Chronograph Measures up to 60 Minutes, Perpetual Calendar, 12/24 Hour Time, Alarm, Power Reserve Indicator, Day / Date
- Silver-Tone Stainless Steel
- Sapphire Crystal
- 200 Meters Water Resistant and 5 Year Limited Warranty
LE.3 launch price and availability
Launch coverage published in November 2023 listed different regional prices: CHF 3,150 in reports by Fratello and Monochrome, US$3,500 from Time+Tide, and EUR 3,650 from Monochrome. Fratello described the launch sales channel as the brand’s website, while Time+Tide reported availability from November 17, 2023. These are historical launch details, not current pricing or evidence that a piece remains available. No current inventory or market price is established.
Brellum’s official website hosts a model article and describes its direct-to-enthusiast approach. Founder Sébastien Muller is quoted there as saying: “These allow me to market my timepieces directly from ‘the watchmaker to the enthusiast’.” The official page does not establish current LE.3 stock.
Rank #4
- Modern, pilot-inspired Promaster timepieces equipped for professional use to discover the world from high above.
- Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 43 World Cities, 1/100 Second Chronograph Measures up to 24 Hours, Perpetual Calendar, Dual Time (Second Time Zone), Power Reserve Indicator
- Black Ion-Plated Stainless Steel with Black Silicone Strap
- Black Dial with Orange and White Accents, Anti-Reflective Mineral Crystal
- Featuring our Eco-Drive technology – powered by light, any light. 200 Meters Water Resistant and 5 Year Limited Warranty
How the Pilot GMT editions compare
| Edition | Dial | Reported edition size | Launch price |
|---|---|---|---|
| LE.1 | White | 23 pieces, as reported by Monochrome and Time+Tide in 2023 | Not stated in the cited launch coverage for LE.1 |
| LE.2 | Blue | 23 pieces, as reported by Monochrome and Time+Tide in 2023 | Not stated in the cited launch coverage for LE.2 |
| LE.3 | Green opaline | 27 pieces, as reported by Fratello, Monochrome and Time+Tide in 2023 | CHF 3,150; US$3,500; EUR 3,650, as reported at launch in November 2023 |
The established differences are dial color and reported run size. The cited launch reports do not establish current availability of any of the three editions, so these are historical model distinctions rather than confirmed buying alternatives.
Quick Recap
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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