Side by side

Massena LAB Dato-RacervsSinn U18

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

Dato-Racer
Massena LABDato-Racer
MSRP $1,595
U18
SinnU18
MSRP $3,488
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Massena LAB Dato-Racer

Owners widely praise the Massena LAB Dato-Racer as an excellent everyday watch, appreciating its blend of 1970s-inspired aesthetics with modern dimensions. This model is a limited edition of 99 pieces. On balance, owners rate the Massena LAB Dato-Racer highly for its successful fusion of vintage design and contemporary wearability.

Sinn U18

The Sinn U18 is praised for its unique deep blue/green dial with three-dimensional oxygen bubbles that change with light, and its comfortable, easily adjustable bracelet. Owners find the watch stunning and a piece of history, appreciating the refined hands. The Sinn U18 features a 44mm, 15.5mm thick case made from German submarine steel, offering a 2000-meter dive specification and Sinn's Ar-Dehumidifying technology, powered by a Sellita SW300-1 movement. The case thickness is apparent, and the watch comes as a complete set with box and papers for $3,000-$3,680. On balance, owners and reviewers rate the Sinn U18 highly for its striking dial and robust build.

At a glance

16 of 29 specs differ
Diameter
Dato-Racer40mm
U1844mm
Power Reserve
Dato-Racer38h
U1842h
Water Resistance
Dato-Racer50m
U182,000m
MSRP
Dato-Racer$1,595
U18$3,488

Full specifications

Case

9 specs
Category
Sport
Diver
Diameter
40mm
44mm
Thickness
10.5mm
15.5mm
Lug-to-Lug
46mm
Lug Width
20mm
22mm
Material
Stainless Steel
high-strength
Finish
Brushed and polished
Water Resistance
50m
2000m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Yes
Indices
Applied

Movement

3 specs
Caliber
SW400-1
SW300-1
Power Reserve
38h
42h
Jewels
26
25

Pricing

1 specs
MSRP
$1,595
$3,488
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