Seiko has expanded its permanent Presage Cocktail Time collection with three new automatic models—the HCB001, HCB002, and HCB003—priced at EUR 490 each. According to Monochrome Watches, these timepieces feature compact 38.5mm cases, gradient dials in blue, green, and brown, and the reliable calibre 4R35 movement.
Why is Seiko shifting toward smaller case diameters?
The new Cocktail Time models utilize a 38.5mm diameter and a 45mm lug-to-lug distance.

By keeping the thickness under 12mm, Seiko maintains a profile that slides under a shirt cuff. Monochrome Watches notes that while further thinning would require a more expensive movement, this specific proportion balances cost and aesthetics for the entry-level luxury market.
How do the HCB001, HCB002, and HCB003 differ?
While the technical specifications are identical, the visual identity of each reference varies significantly through color and strap choice. According to Monochrome Watches, the primary distinctions are as follows:
- HCB001: Features a gradient blue dial with silver-toned hands and markers. It comes equipped with a 5-link brushed and polished steel bracelet.
- HCB002: Utilizes a gradient green dial paired with yellow gold-colored hands and markers, secured by a light-brown leather strap.
- HCB003: Features a gradient brown dial with rose gold-colored accents and a dark-brown leather strap.
All three models include a circular date window at the 4:30 position and a Hardlex crystal, which the source describes as “vintage-style.”
What makes the “Cocktail Time” aesthetic a lasting trend?
The appeal of the Cocktail Time series lies in the textured, translucent dials that mimic the atmosphere of Tokyo’s nightlife. This approach allows Seiko to offer a “classy, with a bit of fun” alternative to the sterile, plain dials often found in traditional dress watches.
This strategy creates a clear divide within the Presage line. While the Craftsmanship Series targets high-end collectors with traditional decorative techniques, the Cocktail Time range remains "mechanically simple" and accessible.
Technical Specifications Comparison
Based on the data from Monochrome Watches, here is how the new releases stack up:

| Feature | Specification |
|---|---|
| Case Diameter | 38.5mm |
| Movement | Calibre 4R35 (Automatic) |
| Crystal | Hardlex |
| Water Resistance | 50m |
| Price | EUR 490 |
Frequently Asked Questions
Do these watches have sapphire crystals?
No. According to Monochrome Watches, these models use Hardlex crystals.
What is the power reserve of the HCB series?
The calibre 4R35 movement provides approximately 41 hours of power reserve.
Are the straps interchangeable?
The HCB002 and HCB003 leather straps feature a quick-change system for easy swapping.
Where can I find more official details?
Detailed information is available via the official seikowatches.com website.
Which model is best for daily wear?
The HCB001 is positioned as the more casual option due to its blue dial and stainless steel bracelet.
Which of the three new dial colors fits your style best? Let us know in the comments below, or subscribe to our newsletter for more updates on the latest watch releases.
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