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Big Boy Chrono! TWCO Air Controller
Jun 12, 2021
Just One More Watch
A big, chunky modern flieger style chrono for reveiw today. This one does so much right, from the screw link engineer, to the Viton gaskets throughout. It does a few things wrong though! The lume is terrible, but a few small tweaks and this woudl be epic. Cheers, Jody
Technical specification
The Air Controller Chrono is available with SS bracelet or Leather strap:
If purchased on a SS bracelet: the leather strap is also available as accessory with discount. See full package offering below.
Movement:
I paid $389.00 for this kit when Keith runs them on sale.
SPECIFICATIONS:

Jun 12, 2021
Just One More Watch
A big, chunky modern flieger style chrono for reveiw today. This one does so much right, from the screw link engineer, to the Viton gaskets throughout. It does a few things wrong though! The lume is terrible, but a few small tweaks and this woudl be epic. Cheers, Jody
Technical specification
The Air Controller Chrono is available with SS bracelet or Leather strap:
- With a full solid SS bracelet.
- Screwdrivers for adjusting the bracelet. Click here for instruction.
- Springbar tool to remove bracelet.
- Well packed.
- On a genuine leather strap with folding clasp.
If purchased on a SS bracelet: the leather strap is also available as accessory with discount. See full package offering below.
Movement:
- Seiko Meca-Quartz. Click here for instruction.
- Case Diameter 42 mm
- Thickness 13.8 mm
- Lug to Lug 50 mm
- Between lugs 22 mm
- Date display @ 6 H.
- Hours, minutes and central second Chrono hand.
- 60-minute counter @9 (chronograph).
- 24-hour counter @3.
- 316L Surgical Grade Stainless Steel. Click here for an explanation.
- Sapphire crystal with double anti-reflective (AR) coating on the inside. Click here for an explanation.
- Brushed finish.
- Hands & dial indexes with Super-LumiNova®
- Screw down crown with Viton® protection seals. Click here for an explanation.
- Viton® protection sealed caseback. Click here for an explanation.
- 20 ATM pressure resistant (water depth 200 meters).
- Double lug holes. Click here for an explanation.
I don't care how much JOMW builds things up. Nothing ground breaking here and the price is really high.
I paid $389.00 for this kit when Keith runs them on sale.

DW-171 MARK VI
SPECIFICATIONS:
- Sellita SW200-1 mechnical movement
- 42mm 316L stainless steel case Diameter,43mm bezel, 50.5mm lug to lug,14mm thick,
- Double domed sapphire crystal with AR Coating on underside,
- 120 clicks unidirectional bezel with curved sapphire crystal ring,
- Screw down crown and caseback,
- 20 ATM water resistance with Helium Escape Valve,
- Gloss black dial,super luminova in each dial,hands and sapphire ring
- 1 stainless steel bracelet,1 handcrafted genuine leather strap and 1 Nylon nato strap
- 1 assembly tool set
- TMD standard packing(Rugged case)
PRODUCT INFO
- Stainless steel case and bezel, red print sapphire ring with BGW9 lum.
- Gloss black dial with BGW9 lum and white tracking
- Black leather strap with cream skitch
- Black nylon nato strap with stainless steel parts


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