Side by side
Lum-Tec B73vsSpinnaker Fleuss Mechanical Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
B7344mm
Fleuss Mechanical Chronograph43mm
Power Reserve
B7340h
Fleuss Mechanical Chronograph40h
Water Resistance
B73200m
Fleuss Mechanical Chronograph100m
MSRP
B73$463
Fleuss Mechanical Chronograph$550
Full specifications
Case
6 specsCategory
Sport
Chronograph
Diameter
44mm
43mm
Thickness
—
14mm
Lug-to-Lug
51.5mm
51mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsCrystal
Domed Sapphire
Sapphire
Dial Color
B73
Black
Movement
2 specsCaliber
Ronda 515
Seagull ST1908
Type
Quartz
Automatic
Pricing
1 specsMSRP
$463
$550
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