{"query": "LM Thunderdome", "brand": null, "total": 10, "limit": 10, "matches": [{"slug": "mb-f-lm-thunderdome-platinum", "brand": "MB&F", "ref": "LM Thunderdome", "model": "Legacy Machine Thunderdome", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/mb-f-lm-thunderdome-platinum", "description": "The MB&F Legacy Machine Thunderdome in platinum was released in 2019 as a limited edition of 33 pieces. This reference is significant for debuting the \"TriAx\" mechanism, a triple-axis tourbillon developed by Eric Coudray and Kari Voutilainen. The movement features three axes rotating at different speeds—eight, twelve, and twenty seconds—incorporating a Potter escapement and a hemispherical balance wheel. The platinum case measures 44mm in diameter and houses a light blue guilloché dial plate crafted in Voutilainen’s workshop. Collectors value this model as the fastest triple-axis tourbillon ever produced and for its unique technical architecture. On the secondary market, the platinum Thunderdome typically commands prices in the mid-to-high six-figure range, often between $450,000 and $600,000 depending on provenance. A notable production variant includes a five-piece \"The Hour Glass\" edition featuring a tantalum case and a dark blue guilloché dial.", "score": 213}, {"slug": "mb-f-lm101-legacy-machine-white-gold", "brand": "MB&F", "ref": "LM101", "model": "Legacy Machine 101", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/mb-f-lm101-legacy-machine-white-gold", "description": "The MB&F Legacy Machine 101 (LM101) in 18k white gold was introduced in 2014 as the first model to feature a movement developed entirely in-house by the brand, with finishing specifications overseen by Kari Voutilainen. This reference measures 40mm in diameter, making it more wearable than the larger 44mm Legacy Machines. It features a suspended 14mm balance wheel above two white lacquer sub-dials displaying time and a 45-hour power reserve. While the original white gold production ran for several years, the model has largely transitioned to \"Evolution\" (EVO) editions, making the classic precious metal versions finite. On the secondary market, these pieces typically trade between $55,000 and $75,000 depending on condition and provenance. A notable 2021 \"Performance Art\" collaboration with H. Moser & Cie used the LM101 architecture, further cementing this specific caliber's importance within the brand’s historical catalog.", "score": 20}, {"slug": "mb-f-lm1-legacy-machine-1-red-gold", "brand": "MB&F", "ref": "LM1", "model": "Legacy Machine No. 1", "case_material": "18k Red Gold", "url": "https://mostexpensivewatches.net/reference/mb-f-lm1-legacy-machine-1-red-gold", "description": "The MB&F Legacy Machine No. 1 (LM1) in 18k red gold was introduced in 2011 as the inaugural model of the Legacy Machine collection, remaining in production until the series was retired in 2017. Collectors prioritize this reference for its bespoke movement developed by Jean-François Mojon and Kari Voutilainen, featuring a 14mm suspended balance wheel oscillating above dual independent white lacquer dials. The 44mm case houses a manual-wind caliber with a 45-hour power reserve and a vertical power reserve indicator. As the first round-cased timepiece from a brand previously defined by avant-garde shapes, it represents a pivotal shift in MB&F’s design history. On the secondary market, the LM1 red gold typically trades between $65,000 and $85,000. A notable Final Edition was released in 2017, limited to 18 pieces in stainless steel, marking the definitive end of the LM1 production run.", "score": 20}, {"slug": "mb-f-lm2-legacy-machine-2-platinum", "brand": "MB&F", "ref": "LM2", "model": "Legacy Machine No. 2", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/mb-f-lm2-legacy-machine-2-platinum", "description": "The MB&F Legacy Machine No. 2 (LM2) in platinum was introduced in 2013 as a limited edition of 18 pieces. This reference is no longer in production, as the LM2 series has largely transitioned to redesigned \"Redefining\" editions. Collectors value this specific model for its Jean-François Mojon and Kari Voutilainen-designed movement, which features two oversized flying balance wheels suspended above the dial, connected by a planetary differential that averages their rates. The platinum version is distinguished by its blue sunray dial, a color typically reserved for the brand’s most limited precious metal runs. On the secondary market, the LM2 Platinum generally commands prices in the $110,000 to $140,000 range. A notable production detail is that the original LM2 series utilized high-domed sapphire crystals and more traditional bridge finishing compared to the later, more streamlined LM2 Titanium editions.", "score": 20}, {"slug": "mbf-legacy-machine-perpetual", "brand": "MB&F", "ref": "LMP", "model": "Legacy Machine Perpetual", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/mbf-legacy-machine-perpetual", "description": "The MB&F Legacy Machine Perpetual in platinum (Ref. 03.PL.W) was the launch edition of the model, introduced in 2015 as a limited series of 25 pieces. Collectors prioritize this reference for its movement, the Calibre LM Perpetual, developed by Stephen McDonnell. Unlike traditional modular perpetual calendars, this 581-component manual-wind movement utilizes a \"mechanical processor\" with a default 28-day month to prevent date-skipping errors and damage during adjustment. The platinum case measures 44mm by 17.5mm and features a blue face with a suspended 14mm balance wheel positioned above the sub-dials. On the secondary market, this specific platinum edition typically trades in the $160,000 to $210,000 range depending on condition and provenance. A notable production detail is that this reference preceded the \"EVO\" iterations, retaining the original high-domed sapphire crystal and 30-meter water resistance rating characteristic of the early Legacy Machine aesthetic.", "score": 20}, {"slug": "patek-philippe-5270p-salmon-perpetual-chrono-platinum", "brand": "Patek Philippe", "ref": "5270P-001", "model": "Perpetual Calendar Chronograph Salmon Dial", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5270p-salmon-perpetual-chrono-platinum", "description": "The Patek Philippe 5270P-001 was introduced in 2018 and remained in production until its discontinuation in 2022. This reference is the first platinum iteration of the 5270 series to feature a salmon-colored dial, distinguished by blackened gold Arabic numerals and leaf-shaped hands. It houses the manual-wind Caliber CH 29-535 PS Q, the brand’s first in-house perpetual calendar chronograph movement, which replaced the Lemania-based predecessors. The 41mm platinum case includes a small diamond set between the lugs at 6 o’clock, a signature of the metal for the manufacture. Collectors value this specific model for its combination of a vintage-inspired aesthetic and modern technical reliability. On the secondary market, prices typically range from $165,000 to $210,000 depending on condition and provenance. A notable production detail is the removal of the \"chin\" on the tachymeter scale found in earlier 5270 generations, creating a cleaner dial layout.", "score": 20}, {"slug": "h-moser-cie-348", "brand": "H. Moser & Cie", "ref": "348", "model": "Perpetual Moon", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/h-moser-cie-348", "description": "The H. Moser & Cie. Endeavour Perpetual Moon reference 1348-0100 was introduced around 2010 and remained a core offering in the brand’s catalog for approximately a decade before being superseded by the Vantablack and Concept iterations. This reference features a 40.8mm case in 18k pink gold and is valued for the hand-wound caliber HMC 348, which incorporates a modular escapement and a moon phase complication accurate to one day every 1,027 years. The dial is characterized by a fumé finish and a large moon phase aperture at 6 o'clock, utilizing a disc that tracks the lunar cycle with high precision. On the secondary market, this reference typically trades between $18,000 and $25,000 depending on condition and completeness. A notable production detail is the inclusion of a discrete AM/PM indicator at the center of the dial, which is adjusted via the crown to ensure the moon phase remains synchronized.", "score": 8}, {"slug": "jlc-master-memovox-steel", "brand": "Jaeger-LeCoultre", "ref": "Q4118420", "model": "Master Control Memovox", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/jlc-master-memovox-steel", "description": "The Jaeger-LeCoultre Master Control Memovox reference Q4118420 was introduced in 2020 and remains in current production. This reference updated the long-standing alarm watch line with a 40mm stainless steel case and a sapphire crystal caseback, a departure from previous solid-back designs. It utilizes the caliber 956, a self-winding movement featuring a redesigned peripheral gong that allows for a thinner case profile of 12.39mm while maintaining the signature \"school bell\" alarm tone. Collectors value this model for its silver sunray dial with a central rotating alarm disc and the inclusion of a date complication. On the secondary market, this reference typically trades between $9,000 and $12,000 depending on condition and completeness. A notable variant is the Memovox Timer (Q410848J), released alongside this model in a limited run of 250 pieces featuring a blue dial and an elapsed time countdown function.", "score": 8}, {"slug": "mb-f-hm2-sapphire-titanium", "brand": "MB&F", "ref": "HM2", "model": "Horological Machine No. 2", "case_material": "Sapphire and Titanium", "url": "https://mostexpensivewatches.net/reference/mb-f-hm2-sapphire-titanium", "description": "The MB&F Horological Machine No. 2 (HM2) Sapphire Vision (SV) in titanium was produced between 2008 and 2011 as part of the brand’s early experimental era. Collectors target this reference for its complex architectural case, which features a transparent sapphire crystal top plate secured by a titanium base and a distinctive rubber gasket system. The watch utilizes the HM2 engine, a Jean-Marc Wiederrecht-designed movement built on a Girard-Perregaux base, featuring the world’s first mechanical movement combining instantaneous jumping hours, concentric retrograde minutes, retrograde date, and a bi-hemisphere moon phase. This specific variant was limited to 25 pieces, contributing to its scarcity. On the secondary market, the HM2 SV titanium typically trades in the $50,000 to $80,000 range depending on condition and provenance. A notable production detail is the use of over 100 components in the case construction alone to ensure water resistance despite the modular sapphire design.", "score": 8}, {"slug": "mb-f-31r0032", "brand": "MB&F", "ref": "31R0032", "model": "Horological Machine No. 3", "case_material": "18k Rose Gold and Titanium", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/mb-f-31r0032", "description": "The MB&F Horological Machine No. 3 (HM3) reference 31R0032, known as the \"Sidewinder,\" was produced between 2009 and approximately 2012. This reference features a multi-part case constructed from 18k rose gold and grade 5 titanium, housing the Girard-Perregaux based caliber re-engineered by Jean-Marc Wiederrecht. Collectors value this model for its inverted movement architecture, which places the 22k gold battle-axe winding rotor on the dial side, and its twin conical truncated cones that display hours and minutes laterally. The Sidewinder orientation aligns the cones perpendicular to the arm, distinguishing it from the \"Starcruiser\" variant. On the secondary market, this reference typically trades in the $55,000 to $75,000 range depending on condition and provenance. While not a limited edition, total HM3 production remained low, and a unique \"Chocolate\" version of the Sidewinder later appeared as a limited run of 10 pieces.", "score": 8}]}