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Sellita
Sellita's hand-wound chronograph caliber, the manual sibling of the automatic SW500 and compatible with the Valjoux/ETA 7750 layout, with the classic 12-6-9 subdial arrangement. It beats at 28,800 vph with roughly 48–62 hours of power reserve.
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Racer collection · 2 watches
5 colorways
The living market
Tracked on the secondary market, updated through the day. Not appraisals or offers.
No confirmed active listings.
History only · Watch family · 4 weeks, Aug 30, 2021–Mar 17, 2025 · 4 recent or historical posts
The connection engine
The community take
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.
On video
On real wrists
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The paper trail
The matchups people make with the Massena LAB Uni-Racer most — open one to see it side by side.
The discussion