Side by side

Massena LAB Uni-RacervsYema Navygraf Marine Nationale Quartz

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

Uni-Racer
Massena LABUni-Racer
MSRP $3,495
Navygraf Marine Nationale Quartz
YemaNavygraf Marine Nationale Quartz
MSRP $499

At a glance

15 of 29 specs differ
Diameter
Uni-Racer39mm
Navygraf Marine Nationale Quartz39mm
Power Reserve
Uni-Racer58h
Navygraf Marine Nationale Quartz40h
Water Resistance
Uni-Racer50m
Navygraf Marine Nationale Quartz100m
MSRP
Uni-Racer$3,495
Navygraf Marine Nationale Quartz$499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Thickness
9mm
11mm
Lug-to-Lug
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

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

Movement

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

Pricing

1 specs
MSRP
$3,495
$499

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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.

Yema Navygraf Marine Nationale Quartz

Owners praise the Yema Navygraf Marine Nationale Quartz for its well-made case, clean legible dial, and comfortable 39mm size, with one noting its thin profile for 300m water resistance. Accuracy figures vary, with one owner reporting +6 seconds per day and another seeing it keep within COSC time. Minor criticisms include a steel bracelet with a slight rattle and sharp edges, bent bracelet pins, and in one instance, crooked dial printing. On balance, owners find the Yema Navygraf Marine Nationale Quartz offers good value and wearability, with its French design and thinner case being key highlights.

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