Side by side
Seestern S424 Full Lume PilotvsS.U.F Helsinki 180 Kelo Blue
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
S424 Full Lume Pilot38mm
180 Kelo Blue38.7mm
Power Reserve
S424 Full Lume Pilot41h
180 Kelo Blue42h
Water Resistance
S424 Full Lume Pilot50m
180 Kelo Blue100m
MSRP
S424 Full Lume Pilot$299
180 Kelo Blue$2,865
Full specifications
Case
6 specsCategory
Pilot
—
Diameter
38mm
38.7mm
Thickness
11mm
9.4mm
Lug-to-Lug
46mm
46.4mm
Lug Width
19mm
20mm
Water Resistance
50m
100m
Crystal & Dial
2 specsDial Color
Black
Blue
Lume
Full lume
None
Movement
5 specsCaliber
Seiko NH35A
Soprod A10
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
42h
Jewels
24
25
Complications
GMT
None
Pricing
1 specsMSRP
$299
—
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