Side by side

Massena LAB Dato-RacervsPraesidus 42mm Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Dato-Racer
Massena LABDato-Racer
MSRP $1,595
42mm Automatic
Praesidus42mm Automatic
MSRP $680

At a glance

13 of 29 specs differ
Diameter
Dato-Racer40mm
42mm Automatic38mm
Power Reserve
Dato-Racer38h
42mm Automatic40h
Water Resistance
Dato-Racer50m
42mm Automatic100m
MSRP
Dato-Racer$1,595
42mm Automatic$680

Full specifications

Case

7 specs
Category
Sport
Field
Diameter
40mm
38mm
Thickness
10.5mm
11mm
Lug-to-Lug
46mm
45mm
Lug Width
20mm
18mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
42mm Automatic

Movement

3 specs
Caliber
SW400-1
Seiko NH35
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$1,595
$680

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