Massena LAB GeometervsOllech & Wajs Navichron
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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.

Geometer

Navichron
Diameter
39mm
38mm
Thickness
9mm
n/a
Water Resistance
50m
200m
highest
Power Reserve
58h
n/a
MSRP
$3,495
n/a
Movement
Sellita SW510
Valjoux 92
Case
3 specsCrystal & Dial
5 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Massena LAB Geometer is lauded for its clever reimagining of a mid-1950s chronograph, featuring a striking dial and distinctive hands, though some find these hands slightly challenging to differentiate. Owners widely appreciate the smooth winding action of the manual-wind Sellita SW510 movement housed within its 39mm polished stainless steel case. One owner finds the dial too busy with multiple rings and questions the value proposition for a microbrand utilizing an off-the-shelf movement at its price point. Overall, owners and reviewers rate the Massena LAB Geometer highly for its vintage-inspired design and enjoyable manual-winding experience.
The Olech & Wajs Watches NAVICHRON is praised for its comfort and sleekness on a strap, making it sharp for casual wear. One owner notes the ticking is a bit loud. Overall, owners rate the Olech & Wajs Watches NAVICHRON highly for its comfortable wearability on a strap.
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