Side by side
Loresum LS04vsSheffield 1A 40mm
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
LS0439.5mm
1A 40mm40mm
Power Reserve
LS0440h
1A 40mm40h
Water Resistance
LS0450m
1A 40mm200m
MSRP
LS04—
1A 40mm$228
Full specifications
Case
4 specsDiameter
39.5mm
40mm
Thickness
9mm
13mm
Lug-to-Lug
46.5mm
48mm
Water Resistance
50m
200m
Crystal & Dial
2 specsDial Color
Blue Aventurine
—
Lume
Super-LumiNova® BGW9
None
Movement
1 specsCaliber
Miyota 9015
Seiko NH35
Pricing
1 specsMSRP
—
$228
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