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Unimatic Modello Quattro U4S-T-LB Limited Edition

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About this Watch

A Dive watch, in a round stainless steel case, 40mm, with a gray matte/grained sandblasted finish dial, sword hands and luminous indices, powered by the Sellita SW200-1 b.

The most recent confirmed read on its availability was available on 7/14/26. This reference is priced 39% over what comparable watches in its segment typically cost, placing it above the middle of that range. The 256 comparable dive watches tracked in this size and price class range from USD 1,008 to USD 1,995. It was released in April 2026.

Diameter

40mm

Lug to lug

48mm

Between lugs

40mm

Thickness

13.8mm

Weight

65g

Movement Type

automatic

Movement Name

Sellita SW200-1 b

Power reserve

41 hours

Water resistance

30 bar

Crystal Type

sapphire

Crystal Description

2.8 mm thick flat sapphire crystal with internal anti-reflective coating

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Statistics

Its scarcity score of 0/100 is the lowest possible, placing it among the easiest-to-get tracked watches in the catalog. The scarcity score here has moved down around 38 points across the past 178 days. It peaked near a score of 50 in May 2026. Compared with Unimatic's typical scarcity, this reference runs about 77 points lower.

This reference has no sell-out history of its own yet. How Unimatic models usually sell out and restock

Worth tracking
Limited data
Not enough tracked history yet on this brand to read a pattern.
Scarcity rank (in its segment)Top 90%
Price vs segment39% above segment median
Brand in stockBrand avg~0%