Side by side

Grand Seiko SLGW007vsMassena LAB Uni-Racer

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

SLGW007
Grand SeikoSLGW007
MSRP $10,000
Uni-Racer
Massena LABUni-Racer
MSRP $3,495

At a glance

13 of 29 specs differ
Diameter
SLGW00738.6mm
Uni-Racer39mm
Power Reserve
SLGW00780h
Uni-Racer58h
Water Resistance
SLGW00730m
Uni-Racer50m
MSRP
SLGW007$10,000
Uni-Racer$3,495

Full specifications

Case

5 specs
Category
Dress
Chronograph
Diameter
38.6mm
39mm
Thickness
9.95mm
9mm
Lug-to-Lug
45mm
46mm
Water Resistance
30m
50m

Crystal & Dial

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

Movement

3 specs
Caliber
9SA4
SW510 BH M Elaboré
Power Reserve
80h
58h
Jewels
25
23

Pricing

1 specs
MSRP
$10,000
$3,495

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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.

Grand Seiko SLGW007

Grand Seiko SLGW007 owners and reviewers praise its compact 38.6mm x 9.95mm Evolution 9 case and the textured "Moonlit Birch" dial, described as moody, elegant, and captivating. The technically credible 9SA4 hand-wound movement with an 80-hour power reserve is also highlighted. Its 30m water resistance and lack of lume are noted as appropriate for a dress watch. Overall, owners and reviewers rate the Grand Seiko SLGW007 highly for its refined case, captivating dial, and updated movement.

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.

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