Detroit Watch Company · Microbrand · United States
Detroit Watch Company 1701 Pontchartrain Great Lakes GMT Diver 43mm
- ETA 2893-2
- 43 mm × 13 mm
- Sapphire crystal
- 300 m water resistance
Where to buy
Movement
- Caliber
- ETA 2893-2
- Type
- Automatic
- Tier
- Upper
- Complications
- Date, GMT
- Frequency
- 28,800 bph
- Power reserve
- 42 h
- Hacking
- Yes
- Accuracy (factory)
- —
- Brand regulation
- +4 / +6 s/day
Case
- Diameter
- 43 mm
- Lug to lug
- 53 mm
- Thickness
- 13 mm
- Lug width
- 22 mm
- Material
- Steel
- Hardening
- —
- Water resistance
- 300 m
- Crown
- Screw-down
- Case back
- —
- Bezel
- Unidirectional
- Finishing
- Brushed with polished accents
- Helium valve
- Yes
Crystal & dial
- Crystal
- Sapphire
- Shape
- —
- Anti-reflective
- Yes (side not stated)
- Lume
- Super-LumiNova on the hour, minute and seconds hands and the polished hour indexes
Bracelet & clasp
- Style
- —
- Links per row
- —
- Solid end links
- —
- Solid links
- —
- Link attachment
- —
- Taper
- —
- Quick release
- —
- Half links
- —
- Clasp
- Deployant
- Micro-adjust
- —
- Diver extension
- —
Weight
- Head only
- —
- On bracelet
- 201 g
- On strap
- 115 g
Prices
Variants
| Name | Dial |
|---|---|
| Sunburst Blue | sunburst blue with white and orange graphics, Arabic numerals and polished lumed hour indexes |
| Satin Black | satin black with white and orange graphics, Arabic numerals and polished lumed hour indexes |
| Green | green with polished lumed hour indexes |
About this entry
74% of key specs known. Missing: hardening, bracelet links, end links, link attachment, clasp micro-adjust.
The 43mm 1701 Pontchartrain Great Lakes Edition GMT Diver, with the ETA 2893-2 (second time zone, date): "Limited to 150 numbered pieces"; sunburst blue, satin black or green dial, $1,750 on the steel bracelet. Spec sheet: 43mm steel case, brushed with polished accents, 13mm overall height, 53mm lug to lug, 22mm lugs, unidirectional rotating bezel, screw-down crown, "helium release crown", 30 ATM (300m), sapphire crystal with anti-reflective coating; 115g on the strap and 201g on the bracelet; lume on the hour, minute and seconds hands and Super-LumiNova on the polished hour indexes; 21 jewels, 42-hour power reserve as quoted, adjusted to +4 to +6 s/day. Bracelet: steel links with an extendable (micro-adjusting) deployant clasp; the mechanism isn't described. The dial line names only satin black and sunburst blue; the green dial is offered and shown in the photos. The GMT listing's description repeats the Diver's heading and limit line, so the 150 may be copied from the Diver. The Great Lakes Diver (ETA 2892-A2) is a separate model. Not stated: steel grade, caseback, bezel insert material and scale, crystal shape, AR side.
Last verified: 2026-10-31. Edit or correct this entry.