Side by side
Formex Essence FortyOnevsOblvlo FM SL Day-Date Square
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Essence FortyOne41mm
FM SL Day-Date Square39mm
Power Reserve
Essence FortyOne41h
FM SL Day-Date Square42h
Water Resistance
Essence FortyOne100m
FM SL Day-Date Square50m
MSRP
Essence FortyOne$1,890
FM SL Day-Date Square$158
Full specifications
Case
5 specsDiameter
41mm
39mm
Thickness
10.6mm
11mm
Lug-to-Lug
46.5mm
46mm
Lug Width
22mm
21mm
Water Resistance
100m
50m
Crystal & Dial
2 specsDial Color
Arctic White
Black
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW200-1
Miyota 8215
Power Reserve
41h
42h
Jewels
25
21
Pricing
1 specsMSRP
$1,890
$158
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