Side by side
Oblvlo FM SL Day-Date SquarevsHemel HD24 Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
FM SL Day-Date Square39mm
HD24 Automatic40mm
Power Reserve
FM SL Day-Date Square42h
HD24 Automatic40h
Water Resistance
FM SL Day-Date Square50m
HD24 Automatic200m
MSRP
FM SL Day-Date Square$158
HD24 Automatic$300
Full specifications
Case
7 specsCategory
Dress
Diver
Diameter
39mm
40mm
Thickness
11mm
13mm
Lug-to-Lug
46mm
48mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Gallant USAF Edition
Movement
3 specsCaliber
Miyota 8215
Seiko NH38A
Power Reserve
42h
40h
Jewels
21
25
Pricing
1 specsMSRP
$158
$300
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