Circula Watches AquaSport IIvsIXDAO Titanium 39mm Automatic Dive Watch
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

AquaSport II

Titanium 39mm Automatic Dive Watch
Diameter
40mm
39mm
Lug-to-Lug
46mm
lowest
47mm
Thickness
12.6mm
11.5mm
lowest
Water Resistance
200m
200m
Power Reserve
41h
n/a
MSRP
n/a
$269
Movement
Sellita SW200-1
Sellita SW200-1
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers widely praise the Circula Watches AquaSport II for its 1970s-inspired design, comfortable 40mm wearability, and attractive dial with applied indices that catches light and shadow. The hand-crafted case finishing is described as incredible, and the lume is spectacular. The bezel action is noted as subtle and solid, and the Sellita SW200-1 automatic movement is considered reliable. The watch is competitively priced starting at EUR 599, with owners finding it offers significant value for the money, often including extra straps. Overall, owners and reviewers rate the Circula Watches AquaSport II highly for its exceptional finishing and value proposition at its price point.
Owners widely praise the IXDAO Titanium 39mm Automatic Dive Watch for its surprisingly light titanium case and a fully lumed bezel insert, with one owner noting the blue lume is "CRAZY bright." However, multiple owners and reviewers flag build quality issues including sharp edges, rough bezel and crown action, and audible rotor spin. The 21mm lug width is a point of contention, with some finding it universally disliked while others appreciate the concept, and the dial text, particularly the "Timeless" slogan, is also a divisive element. On balance, owners and reviewers rate the IXDAO Titanium 39mm Automatic Dive Watch positively due to its lightweight titanium build and bright lume, despite noted build quality concerns.
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