Citizen’s Tsuyosa has become one of the more visible affordable integrated-bracelet watches of the past few years, and the latest Shore Timeslip edition pushes that formula closer to the water.
The new model brings a darker, more textured look to the Tsuyosa Shore family, adding a black fumé dial, gold-coloured detailing and a rotating dive-style bezel while keeping the price firmly approachable.
At a glance
- Citizen has introduced the Tsuyosa Shore Timeslip as a limited-edition summer variant of its sporty integrated-bracelet automatic.
- The watch uses a 40mm stainless steel case, 100m water resistance, a unidirectional 60-minute bezel and the automatic Citizen calibre 8210.
- Production is limited to 12,000 pieces, with pricing set at £349.
A Tsuyosa with a sharper shoreline brief
The Timeslip builds on the Tsuyosa Shore, a dive-leaning update to Citizen’s integrated-bracelet sports watch line.

The core change is functional rather than cosmetic, with water resistance raised from 50m to 100m and the addition of a 60-minute unidirectional timing bezel.
That 100m rating is an important threshold for a watch styled and positioned with aquatic use in mind, even if serious diving still calls for more specialised equipment and higher depth ratings.
For everyday summer use, it puts the Tsuyosa Shore Timeslip comfortably in swim, pool and holiday-watch territory.

The case remains 40mm in diameter, though thickness rises to 12.5mm as part of the move to improved water resistance.
Black fumé, gold accents and a familiar dive-watch mood
The Timeslip’s main visual point of difference is its grainy black fumé dial, which gives the watch more depth than the standard Tsuyosa Shore models.
Citizen pairs that dial with gold-coloured central hands, hour markers and bezel markings, creating a warm contrast against the steel case and bracelet.

It’s a colour combination with plenty of dive-watch history, but here it’s filtered through the Tsuyosa’s more contemporary integrated-bracelet silhouette.
The date sits at 3 o’clock under a cyclops lens, keeping the practical layout familiar for anyone who already knows the automatic Tsuyosa range.
The stainless steel bracelet reinforces the sport-watch character, making this feel less like a pure tool watch and more like an affordable daily piece with a stronger summer identity.

The calibre 8210 keeps the value equation intact
Inside the Tsuyosa Shore Timeslip is Citizen’s calibre 8210, an automatic movement from the Citizen-owned Miyota stable.
It provides central hours, minutes and seconds, a date display and a 42-hour power reserve.
The movement is visible through the exhibition caseback, a detail that still matters at this price point because many buyers in this segment are getting into mechanical watches for the first time.

Using the same movement family as the standard Tsuyosa helps keep the watch at £349, which is a large part of its appeal.
Details & Specifications
| Brand | Citizen |
|---|---|
| Model | Tsuyosa Shore Timeslip |
| Reference | NJ0238-57E |
| Case size | 40mm diameter |
| Case material | Stainless steel |
| Case thickness | 12.5mm |
| Dial | Black fumé with grainy texture |
| Bezel | 60-minute unidirectional timing bezel |
| Movement | Citizen calibre 8210 automatic |
| Power reserve | 42 hours |
| Functions | Hours, minutes, seconds, date |
| Water resistance | 100m / 10 bar |
| Bracelet | Stainless steel bracelet |
| Production | Limited edition of 12,000 pieces |
| Price | £349 |
A 12,000-piece run may not sound especially scarce in the language of high-end limited editions, but for a brand operating at Citizen’s scale, it still gives the Timeslip a defined place within the Tsuyosa line.
More importantly, it gives buyers a distinctive version of an already accessible watch, with enough mechanical credibility, water-ready practicality and visual punch to make sense as a relaxed summer daily.




