Side by side

Massena LAB Dato-RacervsOrient Helios

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

Dato-Racer
Massena LABDato-Racer
MSRP $1,595
Helios
OrientHelios
MSRP $335

At a glance

17 of 29 specs differ
Diameter
Dato-Racer40mm
Helios40.5mm
Power Reserve
Dato-Racer38h
Helios40h
Water Resistance
Dato-Racer50m
Helios30m
MSRP
Dato-Racer$1,595
Helios$335

Full specifications

Case

7 specs
Category
Sport
Diameter
40mm
40.5mm
Thickness
10.5mm
12mm
Lug-to-Lug
46mm
47mm
Lug Width
20mm
21mm
Water Resistance
50m
30m
Caseback
Solid
Display

Crystal & Dial

5 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Green
Indices
Applied

Movement

4 specs
Caliber
SW400-1
FT622
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
40h
Jewels
26
22

Pricing

1 specs
MSRP
$1,595
$335

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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.

Orient Helios

The Orient Helios is widely praised for its vibrant dial, open-heart design, and excellent value for money, with owners noting its great finish and quality that exceeds its price point. The watch is described as attractive and stylish, with a thin profile that wears comfortably, though some owners wish it were smaller. Accuracy figures vary, with one owner reporting it consistently runs 5-6 seconds fast per day, while another sees it at 1-2 seconds fast. Opinions are split on the inclusion of a date window, with some finding it desirable for practicality and aesthetic balance, while others prefer its absence. The stock bracelet receives mixed reviews, with one owner finding it awkward and upgrading to a strap, while another considers it nice with a smooth finish and solid links. Overall, owners rate the Orient Helios highly for its mesmerizing open-heart dial and impressive quality at an attainable price.

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