The Wristwatch Field Guide

CuSn8 and phosphor bronze watches

The Wristwatch Field Guide lists 159 watches with a CuSn8 or phosphor bronze case (the fast-patina marine bronze), from $129 to $7,950, from 70 brands. Every entry is verified for exotic-material content, sourced against the maker, and dated.

Best entry points
159 references currently offered
Steeldive Steelflier SF746S VH60 Bronze FieldSteeldiveSteelflier SF746S VH60 Bronze Field$12939.0 mm12 mm thickFieldTandorio TD147 CuSn8 Bronze PilotTandorioTD147 CuSn8 Bronze Pilot$13039.0 mm12 mm thickPilotTandorio TD130 36mm Solid Bronze PilotTandorioTD130 36mm Solid Bronze Pilot$13036.0 mm12 mm thickPilotCronos Bronze CuSn8CronosBronze CuSn8$13642.0 mmDiverSteeldive SD1928S Germany CuSn8 Bronze PilotSteeldiveSD1928S Germany CuSn8 Bronze Pilot$13939.0 mm12.8 mm thickPilot
Proxima62MAS Bronze$14039.0 mmDiver
Addiesdive Bronze Captain WillardAddiesdiveBronze Captain Willard$14943.8 mm13.5 mm thickDiverTandorio 50 Fathoms CuSn8 Bronze DiverTandorio50 Fathoms CuSn8 Bronze Diver$16140.0 mm14 mm thickDiverTandorio CuSn8 Solid Bronze TurtleTandorioCuSn8 Solid Bronze Turtle$16244.0 mm14 mm thickDiverTandorio TD232K Solid Bronze Sub DiverTandorioTD232K Solid Bronze Sub Diver$16240.0 mm13.5 mm thickDiverTandorio TD239M CuSn8 Bronze Willard Captain DiverTandorioTD239M CuSn8 Bronze Willard Captain Diver$16444.0 mm14 mm thickDiverAddiesdive 39mm Bronze PilotAddiesdive39mm Bronze Pilot$16539.0 mm13.8 mm thickPilot
San MartinSN034-Q 37mm Bronze Military Pilot$16937.0 mmPilot
Steeldive SD1953S Bronze SubSteeldiveSD1953S Bronze Sub$16941.0 mm13.5 mm thickDiverSteeldive SD1973S SKX007 Bronze DiverSteeldiveSD1973S SKX007 Bronze Diver$16941.2 mm13.5 mm thickDiverThorn T013 Retro Bronze Pilot 36mmThornT013 Retro Bronze Pilot 36mm$16936.0 mm11.8 mm thickPilotBaltany B2006B 42mm Bronze PilotBaltanyB2006B 42mm Bronze Pilot$17542.0 mm12.8 mm thick82 gPilotSan Martin SN030-Q Bronze Military PilotSan MartinSN030-Q Bronze Military Pilot$17539.0 mm12 mm thickPilotSteeldive SD1970S Bronze 6105 Turtle V2SteeldiveSD1970S Bronze 6105 Turtle V2$17543.8 mm13.5 mm thickDiverHruodland Bronze Pilot ChronographHruodlandBronze Pilot Chronograph$17942.0 mm10.5 mm thickChronographSteeldive Steelflier SF760S Bronze CaliforniaSteeldiveSteelflier SF760S Bronze California$17942.0 mm13.5 mm thickDiverBaltany Bronze Dirty Dozen FieldBaltanyBronze Dirty Dozen Field$18542.0 mm12.7 mm thick82 gFieldHeimdallr Bronze TurtleHeimdallrBronze Turtle$18945.0 mm13.3 mm thickDiverSteeldive SD1975S Bronze Tuna DiverSteeldiveSD1975S Bronze Tuna Diver$18947.5 mm15 mm thick103 gDiverThorn Retro 50 Fathoms Bronze DiverThornRetro 50 Fathoms Bronze Diver$18940.0 mm14.2 mm thickDiverHruodland Bronze PilotHruodlandBronze Pilot$19040.0 mm10.3 mm thickPilotHeimdallr Bronze 6105HeimdallrBronze 6105$19545.0 mm13.3 mm thickDiverBaltany Bronze Diver S3016BaltanyBronze Diver S3016$19944.0 mm14.2 mm thick120 gDiver
San MartinSN0117-Q Bronze Pilot$19941.0 mmPilot
Steeldive SD1968S Bronze MM300 MonoblocSteeldiveSD1968S Bronze MM300 Monobloc$19944.0 mm17.2 mm thickDiverHruodland Bronze AvengerHruodlandBronze Avenger$20043.0 mm13 mm thickDiverSan Martin SN047 Bronze DiverSan MartinSN047 Bronze Diver$22744.0 mm13.5 mm thickDiverCronos L6006 Bronze Turtle DiverCronosL6006 Bronze Turtle Diver$22944.0 mmDiverShirryu Bronze DiverShirryuBronze Diver$22941.0 mm15 mm thickDiverSteeldive SD1903S Bronze PilotSteeldiveSD1903S Bronze Pilot$22946.5 mm14 mm thickPilot
San MartinSN095-Q 44.5mm Bronze Pilot$23844.5 mmPilot
Proxima Bronze 65ProximaBronze 65$24040.0 mm14 mm thickDiverSan Martin CuSn8 Bronze Diver 42mmSan MartinCuSn8 Bronze Diver 42mm$24242.0 mm11.6 mm thick100 gDiverHruodland Bronze Big PilotHruodlandBronze Big Pilot$24943.0 mm12.5 mm thickPilotMerkur SEIZENN Pure Bronze CuSn8 Pro Diver 600MMerkurSEIZENN Pure Bronze CuSn8 Pro Diver 600M$24944.0 mm14 mm thickDiverApexRare Bronze Trident C65 HomageApexRareBronze Trident C65 Homage$25041.0 mm12.8 mm thickDiverSan Martin SN003-Q Bronze TunaSan MartinSN003-Q Bronze Tuna$25042.0 mm15.2 mm thickDiverProxima Bronze MM300ProximaBronze MM300$25944.0 mm15.8 mm thickDiver
BoderrySeaTurtle Ocean Bronze$26940.0 mmDiver
Proxima UD1685 Bronze Samurai DiverProximaUD1685 Bronze Samurai Diver$27842.0 mm14 mm thickDiverVancouver Watch Co Bronze Blood & ThunderVancouver Watch CoBronze Blood & Thunder$29943.0 mm13.5 mm thickDiverSan Martin Vintage 6200 BronzeSan MartinVintage 6200 Bronze$31238.0 mmDiverHruodland Bronze Diver HomageHruodlandBronze Diver Homage$31543.0 mm13 mm thickDiverHruodland 39mm BB58 Retro BronzeHruodland39mm BB58 Retro Bronze$31939.0 mm12 mm thickDiverSan Martin SN042 Bronze DiverSan MartinSN042 Bronze Diver$33541.0 mm12.5 mm thickDiverSteeldive SD1935S 47mm Bronze Limited EditionSteeldiveSD1935S 47mm Bronze Limited Edition$33947.0 mm14 mm thickDiverSugess Pilot Master 1963 BronzeSugessPilot Master 1963 Bronze$36942.0 mm13 mm thickChronograph
PhoibosProteus Bronze 300M$37542.0 mm13 mm thick121 gDiver
Revelot Terra Fume CuSn8 BronzeRevelotTerra Fume CuSn8 Bronze$37538.0 mm11.65 mm thickOtherUNDONE Basecamp BronzeUNDONEBasecamp Bronze$37540.0 mm15 mm thickFieldMakara Sea Turtle BronzeMakaraSea Turtle Bronze$39544.0 mm17 mm thickDiverAquatico Bronze Horizon HawkAquaticoBronze Horizon Hawk$39943.0 mm13 mm thick140 gPilot
AquaticoBig Pilot 43mm Bronze$39943.0 mm12.5 mm thickPilot
Steeldive SD1969S 1200m Bronze Professional DiverSteeldiveSD1969S 1200m Bronze Professional Diver$40915.6 mm thickDiverVario 1945 D12 BronzeVario1945 D12 Bronze$42837.0 mm10.5 mm thickFieldNethuns Lava Bronze (LB112)NethunsLava Bronze (LB112)$43045.0 mm16.25 mm thickDiver
NethunsLava Bronze (LB111)$43045.0 mm16.25 mm thickDiver
NethunsLava Bronze (LB113)$43045.0 mm16.25 mm thickDiver
NethunsLava Bronze (LB114)$43045.0 mm16.25 mm thickDiver
Aerotec Ace BronzeAerotecAce Bronze$44940.0 mm13 mm thickPilotBatiscafo Quadro45 BronzeBatiscafoQuadro45 Bronze$44945.0 mmDiverBatiscafo Zero45 BronzeBatiscafoZero45 Bronze$44945.0 mmDiverHeitis Bronze Okeanos ExplorerHeitisBronze Okeanos Explorer$47942.0 mm13.3 mm thickDiverSteeldive SD1982S BronzeSteeldiveSD1982S Bronze$48946.5 mm22.6 mm thickDiverMMI Watches Cuttlechron Bronze CuSn8MMI WatchesCuttlechron Bronze CuSn8$49442.0 mm12.5 mm thickDiverAquatico Bronze RaiderAquaticoBronze Raider$49942.0 mm12.8 mm thick100 gDiverAquatico Bronze Horizon Hawk GMTAquaticoBronze Horizon Hawk GMT$49943.0 mm13 mm thickPilotPhoibos Argo Bronze 200MPhoibosArgo Bronze 200M$49940.5 mm12 mm thick108 gDiverZelos Hammerhead 43 Field BronzeZelosHammerhead 43 Field Bronze$49943.0 mm13 mm thickFieldMMI Watches Dumbo 500M BronzeMMI WatchesDumbo 500M Bronze$51046.0 mm14.6 mm thickDiver
OceanXSharkmaster Bronze$54944.0 mm15.6 mm thickDiver
Zelos Mako V2 500m BronzeZelosMako V2 500m Bronze$54940.0 mm13.5 mm thickDiverAudaz BronzmaticAudazBronzmatic$57542.0 mm15 mm thickDiverSeagull 1963 Icon II Green Bronze EditionSeagull 1963Icon II Green Bronze Edition$58040.0 mm12.7 mm thickChronographAquatico Super Charger BronzeAquaticoSuper Charger Bronze$59943.0 mm15.5 mm thickDiverAquatico Bronze Star GMTAquaticoBronze Star GMT$59941.5 mm12.5 mm thick105 gDiverAquatico Bronze Star TritiumAquaticoBronze Star Tritium$59942.0 mm13 mm thick100 gDiverKUOE Old Smith 90-002 Bronze (38mm)KUOEOld Smith 90-002 Bronze (38mm)$59938.0 mm12.35 mm thickDressKUOE Old Smith 90-002 Bronze (35mm)KUOEOld Smith 90-002 Bronze (35mm)$59935.0 mm12 mm thickDressSelten Salvage BronzeSeltenSalvage Bronze$62939.0 mm12.5 mm thickDiverBalticus Wave BronzeBalticusWave Bronze$64544.0 mm12.5 mm thickDiverZelos Helmsman 2 300m BronzeZelosHelmsman 2 300m Bronze$64942.0 mm13.5 mm thickDiverEnoksen Deep Dive BronzeEnoksenDeep Dive Bronze$69544.0 mmDiverZelos Swordfish Bronze 300mZelosSwordfish Bronze 300m$69942.0 mm13 mm thickDiverAncon Sea Shadow III BronzeAnconSea Shadow III Bronze$76043.5 mm16.5 mm thickDiverBoldr Odyssey BronzeBoldrOdyssey Bronze$89945.5 mm16.8 mm thickDiverGruppo Gamma Peacemaker BronzeGruppo GammaPeacemaker Bronze$97243.0 mm13 mm thickOtherGruppo Gamma Peacemaker Bronze (PN-07)Gruppo GammaPeacemaker Bronze (PN-07)$99043.0 mm13 mm thickField
BenarusMegalodon Bronze$99947.0 mm17.7 mm thickDiver
ArchimedeDeckwatch Bronze$1,04042.0 mm10.5 mm thickDress
Stowa Marine Bronze Vintage 40StowaMarine Bronze Vintage 40$1,08040.0 mm10.9 mm thickDressLum-Tec M83 BronzeLum-TecM83 Bronze$1,09544.0 mm13.8 mm thickDiver
Squale1521 Bronze$1,10042.0 mm14 mm thickDiver
Gruppo Gamma Peacemaker Bronze (PN-19)Gruppo GammaPeacemaker Bronze (PN-19)$1,12043.0 mm13 mm thickOtherChristopher Ward C65 Dune Aeolian BronzeChristopher WardC65 Dune Aeolian Bronze$1,16538.0 mm11.9 mm thickFieldWilliam Wood Bronze (Heritage)William WoodBronze (Heritage)$1,17041.0 mm15.5 mm thickOtherLum-Tec M94 BronzeLum-TecM94 Bronze$1,17544.0 mm13.8 mm thick112 gOtherLum-Tec M94 Bronze DateLum-TecM94 Bronze Date$1,19544.0 mm13.8 mm thick112 gOtherIsotope Old Radium Polar EnamelIsotopeOld Radium Polar Enamel$1,20040.0 mm10.1 mm thickFieldGlycine Combat Sub Bronze 42GlycineCombat Sub Bronze 42$1,22542.0 mm10.6 mm thickDiver
GlycineCombat Sub 42 Bronze Black$1,22542.0 mm10.6 mm thickDiver
GlycineCombat Sub 42 Bronze Green$1,22542.0 mm10.6 mm thickDiver
Traser P67 Officer Pro Automatic BronzeTraserP67 Officer Pro Automatic Bronze$1,24045.0 mmFieldArchimede Pilot 39 BronzeArchimedePilot 39 Bronze$1,25039.0 mmPilotBulova MIL-SHIPS BronzeBulovaMIL-SHIPS Bronze$1,25041.0 mm16.8 mm thickOtherArchimede Pilot 42 BronzeArchimedePilot 42 Bronze$1,36942.0 mmPilot
GlycineCombat Sub GMT Bronze 42$1,40042.0 mmDiver
Stowa Flieger Bronze Vintage 40StowaFlieger Bronze Vintage 40$1,42040.0 mm10.2 mm thickPilotArchimede Pilot 42 KS BronzeArchimedePilot 42 KS Bronze$1,54642.0 mmPilotLe Jour Hammerhead BronzeLe JourHammerhead Bronze$1,58039.0 mm13 mm thickDiverChristopher Ward C65 Aquitaine Bronze COSCChristopher WardC65 Aquitaine Bronze COSC$1,60041.0 mm12.45 mm thickDiverDelma Cayman BronzeDelmaCayman Bronze$1,77542.0 mm13.3 mm thickDiverAndersmann Bronze 1000M (Deep Ocean)AndersmannBronze 1000M (Deep Ocean)$1,88844.0 mm16 mm thick155 gDiverYema Superman Bronze CMM.10YemaSuperman Bronze CMM.10$1,99939.0 mm11 mm thickDiverGruppo Ardito NumeroUno BronzoGruppo ArditoNumeroUno Bronzo$2,10046.0 mm16.5 mm thickDiver
Gruppo ArditoEsploratore Bronzo GMT$2,10039.0 mm13.5 mm thickField
ArchimedePilot 42 GMT Bronze$2,30042.0 mm10.2 mm thickPilot
Vertex Bronze 36VertexBronze 36$2,60436.0 mm11 mm thickFieldStowa Flieger Olymp BronzeStowaFlieger Olymp Bronze$3,62041.0 mm12.8 mm thickPilot
Bell & RossBR 03-92 Diver Bronze$4,20042.0 mmDiver
Bell & Ross BR 03-92 Diver Red BronzeBell & RossBR 03-92 Diver Red Bronze$5,00042.0 mmDiverBell & Ross BR 03-92 Diver White BronzeBell & RossBR 03-92 Diver White Bronze$5,25042.0 mmDiverBell & Ross BR 03-92 Diver Black and Green BronzeBell & RossBR 03-92 Diver Black and Green Bronze$5,45042.0 mmDiverU-Boat Chimera 46 Bronze ChronographU-BoatChimera 46 Bronze Chronograph$5,60046.0 mmChronographU-Boat Chimera 46 Bronze SapphireU-BoatChimera 46 Bronze Sapphire$7,87046.0 mmChronographGraham Chronofighter Vintage BronzeGrahamChronofighter Vintage Bronze$7,95044.0 mmChronographGraham Chronofighter Vintage Bronze and GreenGrahamChronofighter Vintage Bronze and Green$7,95044.0 mmChronographGraham Chronofighter Vintage Bronze and BlueGrahamChronofighter Vintage Bronze and Blue$7,95044.0 mmChronograph
AquacyBronze CuSn8 Series 200M44.0 mmDiver
ArchimedeSportTaucher Bronze41.5 mm12 mm thickDiver
ArmidaA1 Bronze45.0 mm19 mm thickDiver
BorealisNavale Bronze42.0 mm13.4 mm thickDiver
Ennebi Fondale 44 BronzoEnnebiFondale 44 Bronzo44.0 mmDiverGruppo Ardito Lince BronzoGruppo ArditoLince Bronzo42.0 mm12 mm thick105 gOther
Gruppo GammaVanguard Bronze44.0 mmDiver
HelsonShark Diver 45 Bronze45.0 mm18 mm thick196 gDiver
HelsonShark Diver 42 Bronze42.0 mm14.5 mm thickDiver
Kaventsmann Triggerfish BronzeKaventsmannTriggerfish Bronze46.0 mm20 mm thickDiverLaventure Sous-Marine II BronzeLaventureSous-Marine II Bronze41.0 mm10.2 mm thickDiverMagrette Moana Pacific Waterman GMT BronzeMagretteMoana Pacific Waterman GMT Bronze40.0 mm14 mm thickDiverMakara Octopus BronzeMakaraOctopus Bronze44.0 mm15.75 mm thickDiver
Narval SevenNZ Bronze (Legend)47.0 mm15 mm thickDiver
ProximaBronze 6200 MarineMaster44.0 mm15.8 mm thickDiver
San Martin SN007 62MAS Bronze DiverSan MartinSN007 62MAS Bronze Diver40.0 mmDiverSan Martin SN078-Q 44mm Bronze DiverSan MartinSN078-Q 44mm Bronze Diver44.0 mm15 mm thick135 gDiverSan Martin SN038-Q Bronze Monobloc DiverSan MartinSN038-Q Bronze Monobloc Diver44.0 mm15 mm thick150 gDiverStowa Marine Original Bronze VintageStowaMarine Original Bronze Vintage41.0 mm12.1 mm thickDressSugess Pilot Master Bronze AutomaticSugessPilot Master Bronze Automatic42.0 mmPilot
SynchronBathyscaphe 100 BronzeDiver
U-BoatChimera 46 Bronze46.0 mmOther
UNITYJules Verne Bronze44.0 mmDiver
UNITYBeagle Bronze44.0 mmOther
ZRC Securicode Diver 300 BronzeZRCSecuricode Diver 300 Bronze39.0 mmDiver
ZRCGrands Fonds Vintage 1964 Spirit Bronze40.5 mmDiver

No longer offered

27 discontinued references that also match this collection, kept as an archive for the used market. Not part of the list above.

Frequently asked questions

How many watches with a CuSn8 or phosphor bronze case (the fast-patina marine bronze) are in the Wristwatch Field Guide?

The guide catalogs 159 watches with a CuSn8 or phosphor bronze case (the fast-patina marine bronze) from 70 brands. Every entry is verified for exotic-material content against the maker and dated.

What is the most affordable of the watches with a CuSn8 or phosphor bronze case (the fast-patina marine bronze)?

The most affordable is the Steeldive Steelflier SF746S VH60 Bronze Field at about $129.