The watch meets the wrist with the fluid, cool sensation of highly polished Mercury. There is a rhythmic play of light across the heart-shaped links, creating a soft, silvery glow that shifts with every gesture. The oval case feels organic and weightless against the skin, while a single sky-blue cabochon on the crown provides a sharp, cold spark against the Frost-silver palette of the metal. It is a piece that prioritizes the tactile experience of jewelry, keeping time with a quiet, nearly invisible precision.

Originating from Seiko’s dedicated boutique line, the Tisse series was crafted to bridge the gap between high-fidelity horology and delicate personal ornament. This reference utilizes the ultra-compact 1F20 Japan Quartz caliber, a movement designed at the Suwa factory to allow for the most slender and experimental case shapes of the late 1990s. The integrated bracelet is a masterclass in miniature engineering, utilizing a “hidden” jewelry clasp that maintains the unbroken flow of the silver-toned hearts around the entire circumference of the pulse.

Technical Summary

Case width: 15 mm
Lug to lug: 22 mm
Lug/Bracelet width: 7 mm
Max wrist size: 16,5 cm
Case material: Mercury-Toned Base Metal
Dial: Porcelain White with Gilt Baton Markers
Crystal: Hardlex Mineral
Movement: Japan Quartz (Cal. 1F20)
Production era: Circa 1998
Condition: Excellent Vintage Condition