Messershmitt Bf 109
Pas-de-Calais

Messerschmitt Bf 109
Case made from:
Cockpit armor plating
41 mm case

$4,600.00

Movement

Swiss automatic, 42-hour power reserve

Case Size

Ø 41.00 mm

Water Resistance

200 meters

Strap Material

Stitched, hand-cut Horween leather

Sopwith Watch Company

Messerschmitt Bf 109
Pas-de-Calais

Limited Edition

Sopwith’s Bf 109 edition of the Aero Marquis is made directly from one of history’s iconic fighters. The steel used in the making of the in-house case was once the bulletproof rear headrest and armored window frame of Germany’s famed pursuit plane.

The screw down crown is made of bronze and helps the Aero Marquis achieve 200 meters water resistance. The stitched, vintage strap is genuine Horween leather. The GMT function allows travelers to monitor two time zones. With magnetic resistance to 20,000 Gauss, water resistance to 200 meters and a functional azimuth bezel, the Aero Marquis is the perfect multi-sport adventure watch. The shock resistant caliber 2893-A2 Élaboré movement offers high grade accuracy and Swiss reliability.

The Pas-de-Calais Limited Edition boasts an Egyptian Blue sunburst dial reminiscent of the waters of the English Channel where these mighty airplanes once fought during the Battle of Britain. The Saffron Mango hands reflect the yellow markings commonly seen on Messerschmitt fighters in the European theater. The shape of the hands resembles the needles on the Bf 109’s instrument panel.

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The SPECS

Case

Materials

Messerschmitt Bf 109 hardened steel cockpit armor plating
Caseback, 316L stainless steel, signed, engraved

Dimension

Ø 41.00 mm

Water Resistance

Water-resistant to 200 meters

Lug width

20mm

Lug-to-lug

49 mm

Hardness

Titanium carbide coating 1500 HV
Enhanced historic steel 168.2 HV

manufacturing

Steel processed, melted, poured, cast, laboratory analysis, enhanced to 5360 grade steel at Sopwith Foundry, Houston USA

Finish

Bead blasted finish
Titanium carbide physical vapor deposition coating

Magnetic field resistance

20,000 Gauss

Dial & Hands

Dial

3 piece
Double stainless steel stacked
Oblique 25-degree bronze 24 hour chapter ring

Hands

Diamond cut steel

Bezel

Bronze
120-position
Unidirectional rotating
Azimuth +/-3 degrees
Luminous sapphire insert

Movement & Functions

Movement Type

Automatic, bidirectional rotor
Mecaline Specialities Calibre 2893-A2 Élaboré,
ETA SA Manufacture Horlogère Suisse, Grenchen, Switzerland
Power reserve, 42 hours
Frequency, 28,800 bph
21 jewels

Functions

Hours, minutes, seconds, GMT, azimuth

LUME
Swiss multi-layered, Swiss X1 grade Light Old Radium GL

Anti-shock system

Jeweled Incabloc SA Novodiac, Durnico steel/brass
La Chaux-de-Fonds, Switzerland

CROWN
Signed, extruded diamond grip bronze, 3.50 x 7.00 mm

Strap

Material

Stitched, hand-cut Horween leather

Color

Brown

Buckle

Tang buckle with Sopwith Logo emboss

Sopwith Aero Marquis

Pas-de-Calais Series – Messerschmitt Bf 109 Limited Edition

Written and researched for Sopwith Watch Company by Barrett Tillman, award-winning author of “The Dauntless Dive-Bomber of World War II,” “When the Shooting Stopped: August 1945,” and more than 40 other books on World War II and the VietNam conflict

The air war in the west lasted five years, from the Battle of France in May 1940 to Germany’s defeat in May 1945. In that period the Luftwaffe’s fighter force, the Jagdwaffe, flew a succession of Messerschmitt 109s, from the early-war E model (“Emil”) to the F (“Friedrich”) in 1941 and ultimately the definitive G (“Gustav”) series from early 1942. Yet despite their high performance, all were relatively short ranged.

For the first four years, air operations often focused on the English Channel front for local control over France and Belgium. The blue waters of the Channel provide a tangible link to the steel cases deep color combination of Sopwith’s Pas-de-Calais edition of the Aero Marquis. Much of the Kanalkampf occurred near the French coastal region of Pas-de-Calais, site of the Allied deception to convince Germany that the narrowest part of the Channel would be the site of the inevitable 1944 invasion — only 21 miles from Britain.

During the Battle of Britain, Bf 109 pilots sweated out their gasoline supplies, often flying eastbound over the Channel toward France with their low-fuel warning lights blinking. The Germans shared the response with every other pilot who flew single-engine aircraft beyond land — trying to avoid looking at the fuel gauge while knowing the effort was wasted.

Meanwhile, Messerschmitt 109 units coped with a variety of challenges facing British and American aircraft armament. One pilot in particular was noteworthy for his fame and influence.

In July 1941 Oberstleutnant (Lieutenant Colonel) Adolf Galland of Jagdgeschwader 26 was barely recovered from a cranial wound when he impulsively strapped into his Bf 109F, banging his head on an unauthorized armor plate. His crew chief, Unteroffizier (Sergeant) Gerhard Meyer, had taken it upon himself to suspend the plate from the top of the canopy, protecting the pilot’s head from behind. Though displeased with the addition, Galland led the interception, downed a British bomber for his 79th victory and was then promptly riddled by a Spitfire.

Upon landing, the wing commander examined the non-regulation plate. The rear face was pitted with fragments from a 20mm shell that exploded behind the seat. Colonel Galland granted Sergeant Meyer special leave and a cash reward for saving the Kommodore’s life. This plate was then retrofitted to other 109s and dubbed the “Galland window.”

The case of the Pas-de-Calais Limited Edition of the Sopwith Aero Marquis is rescued from the unsalvageable steel of the armor plating immediately behind the pilot’s seat. (See photo)

By the spring of 1942 the Bf 109G in its many subsequent variants became the mainstay of the Luftwaffe’s fighter arm. The “Gustav” possessed extensive armor plating, notably a 60 mm (2.3 inch) thick bullet-resistant glass windscreen. Additional protection included a 10 mm (0.4 inch) steel plate for the pilot’s head; and 4-to-8 mm (0.15 to 0.30 inch) steel plates on the seat.

Aside from rubberized self-sealing fuel tanks, the main tank mounted a 21 mm (0.82 inch) steel plate at the rear with 4 mm plates on the sides.

Luftwaffe aircraft faced a variety of ammunition from Allied aircraft, ranging from the British .303 caliber to the standard U.S. .50 caliber and 20mm cannon in many Royal Air Force fighters plus the Lockheed P-38 Lightning.

A typical RAF .303 armor-piercing round was expected to defeat 7 to 10mm (0.27 to 0.39 inches) of hardened steel from 300 yards.

The American M2 .50 caliber round was produced in ball, armor-piercing (AP), armor-piercing incendiary (API), and tracer versions. Most potent was the AP projectile, which could penetrate almost an inch of face-hardened steel from 200 yards. The .50 AP could punch through engine blocks and frequently severed airframe components such as wing spars with catastrophic results.

In growing strength, in 1942 U.S. Eighth Air Force bombers shifted from Channel ports and rail yards to begin penetrating German controlled airspace over Occupied France and into Germany itself from 1943. Typically a 12-plane squadron of Boeing B-17 Flying Fortressess or Consolidated B-24 Liberators flew “combat boxes” spaced laterally and vertically. At full strength, three squadrons comprised a group of 36 “heavies” with overlapping fields of fire from ten machine guns per aircraft. The result was an awe-inspiring display of three-dimensional firepower as tracer rounds criss-crossed the atmosphere.

A 98-plane Experte, (“Expert,” a high-scoring fighter pilot) Oberstleutnant Gustav Rodel – a veteran of the Eastern Front – claimed 12 Viermots in the west. He recalled,

I survived more than 1,000 missions, but attacking four-engined bombers flying in formation still remains a nightmare in my memory. Each attack had a different pattern. There were too many odds and unknown factors during an approach such as weather, the counter-action of the fighter escort, and the difficulty in maneuvering in a large formation. The sole aim of the flight leader was to get his formation into a position that allowed a virtual collision-course attack. Thereafter, it was every pilot for himself.

One among many Luftwaffe pilots on the receiving end of .50 caliber ammunition was

Leutnant Franz Stigler, a 27-victory Messerschmitt pilot. On a 1943 mission he approached a B-17 from astern, and the tail gunner put a .50 caliber round through Stigler’s windscreen, then the bullet shattered on the gunsight.

He survived the shoot down with a permanent dent in his forehead. As Stigler often bemoaned, “Dot’s how I learnt you don’ attack a B-17 from behint.”

On a typical day against heavy bombers in 1943, forty percent of German fighters struck by U.S. gunfire were able to return, some damaged so badly that they had to be scrapped. The armor installed on German fighters had proven its worth.

Sopwith Watch Company supports the restoration of historic aircraft. The armor used in making this product was unsalvageable and obtained for the express purpose of providing extremely rare timepieces for clients who value quality and rarity in one unique product.

Image credits: SA-Kuva

Watch Case Warranty – Forever

Sopwith watch cases are guaranteed forever against manufacturing and workmanship defects, cracking, breaking, lug failure or structural damage to the steel as determined by Sopwith Watch Company. Case warranty does not include cosmetic damage and scratching from normal use.

To submit a claim, send the complete watch to Sopwith Watch Company with a brief description of the damage. If a replacement is issued, it will be provided free of charge including re-assembly of the watch.

Due to the scarcity of historic steel, Sopwith may at its discretion substitute the case with one made from the steel of a different airplane/automobile/vehicle or replace the watch case with another model.

All Other Parts – 1 Year

Sopwith‘s 1-year warranty covers manufacturing defects excluding damage resulting from normal wear and tear, misuses or accidental impact (including but not limited to scratching or wearing of PVD coatings, scratches, chipping of crystal), unauthorized repair, opening watch case back, adjustment to movement or any other modification work done outside our authorized service center, damage done to bracelets, straps or accessories, water infiltration or damage in watch due to failure to secure screw-down crown or exposure of watch to depths exceeding rated water-resistance.

Aero Marquis Watch Case Manufacturing

Sopwith is proud to manufacture the finest – and rarest – watch cases in the world, guaranteed forever. Our proprietary steel enhancement process creates a watch housing that meets or exceeds industry standards while preserving the original historic metals.

Steel manufactured under wartime conditions in the early 20th century was of poor quality, prone to rust, relatively soft and unsuitable for continuous contact with human skin. It was built to endure a few months of combat service before being destroyed or scrapped.

Once historic steel is rescued from destruction by Sopwith Watch Company, our staff metallurgists disassemble, wash and silicon blast each piece at the Sopwith Foundry. The individual components are then laboratory tested to determine their composition via a time-consuming and labor intensive process. The cylinders of a 1918 Gnome aviation engine – for instance – contain seven distinct types of steel, each of which must be individually analyzed. The laboratory analysis of every piece is then compared to the composition of Aerospace Material Specification 5360 grade stainless steel.

Each lot of historic steel is melted in-house at the Sopwith Foundry in Houston by Sopwith staff members. The steel is then enhanced with the necessary elements to raise the final metal to AMS 5360 grade, or – in the case of very old steel – as precisely as possible to AMS 5360.

In order to achieve AMS 5360 status, Sopwith must adhere to standards established by the Society of Automotive Engineers to create a steel that is suitable for use in specialized applications. These standards place exact limits on the elemental composition of the steel, minimum tensile and yield strengths, and solution heat-treated finishing.

Anti-magnetic and upgraded to AMS 5360 standards, the historic steel is cast into watch housings at the Sopwith Foundry. Each case is then polished and coated with a protective film of titanium carbide. The physical vapor deposition method was chosen for it’s lower application temperatures which preserve the precise elemental content of the steel.

The Sopwith Aero Marquis watch case is made of authentic historic steel, yet meets or exceeds industry standards for corrosion resistance, strength and durability. All Sopwith watch cases are guaranteed forever.

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