Side by side

Massena LAB Uni-RacervsWolbrook Skindiver Professional

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

Uni-Racer
Massena LABUni-Racer
MSRP $3,495
Skindiver Professional
WolbrookSkindiver Professional
MSRP $430

At a glance

15 of 29 specs differ
Diameter
Uni-Racer39mm
Skindiver Professional40mm
Power Reserve
Uni-Racer58h
Skindiver Professional40h
Water Resistance
Uni-Racer50m
Skindiver Professional120m
MSRP
Uni-Racer$3,495
Skindiver Professional$430

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
39mm
40mm
Thickness
9mm
13mm
Lug-to-Lug
46mm
Material
Stainless Steel
Titanium
Water Resistance
50m
120m

Crystal & Dial

4 specs
Crystal
Acrylic
Domed Sapphire
Crystal Shape
Domed
Flat
AR Coating
No
Inner
Dial Color
White
Black

Movement

4 specs
Caliber
SW510 BH M Elaboré
Miyota 8315
Type
Manual
Automatic
Power Reserve
58h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$3,495
$430

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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 Uni-Racer

The Massena LAB Uni-Racer is praised for its refined vintage chronograph aesthetic, featuring a 39mm case with unique horizontal finishing, a GPHG-nominated hand-wound Sellita SW510 M movement, and a sector dial with a "big eye" counter. Owners and reviewers highlight its period-perfect Super-LumiNova and snailing on recessed registers, all supported by a 58-hour power reserve and 50m water resistance. On balance, owners and reviewers rate the Massena LAB Uni-Racer highly for its authentic vintage design and refined execution at its price point.

Wolbrook Skindiver Professional

Owners widely praise the Wolbrook Skindiver Professional for its vintage aesthetic, legibility, and comfortable wearability, with many highlighting its good lume and attractive design. Specific positives include a well-made Beads of Rice bracelet with micro-adjust, drilled lugs, and a sapphire crystal. However, reviewers and owners note several drawbacks: the lume on the bezel triangle does not match the hands, and overall lume performance is criticized by one source. The Miyota 8315 movement is a point of contention for some, who feel a higher-tier movement would be more appropriate for the price, and "Miyota stutter" is a potential concern. One reviewer scored the watch 5/10, citing mismatched lume, poor lume performance, bezel wobble, and the watch sitting too high on its strap. On balance, owners appreciate the Wolbrook Skindiver Professional for its retro charm and solid build for the price, despite some reservations about the movement and lume consistency.

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