The watch settles against the wrist with a weightlessness that feels almost ghost-like, its ultra-slim profile disappearing into the silhouette of the arm. The Honey-gold finish of the integrated bracelet possesses a fine, vertical texture—reminiscent of sun-bleached reeds—that catches the light in soft, linear pulses rather than harsh reflections. Running a finger across the case reveals a transition so seamless it feels like a single, continuous piece of sculpted Aurum, while the Obsidian-black dial provides a sharp, light-absorbing contrast that grounds the entire aesthetic.

This piece represents the zenith of the Lassale acquisition, a period where Seiko pushed the boundaries of thinness to compete with the finest Swiss houses. Built during the early 1980s, it houses an incredibly thin Japan Quartz caliber designed specifically for the Lassale boutique line, emphasizing a “skin-thin” philosophy. The architecture of the case, characterized by its sharp rectangular lines and integrated “ribbed” bracelet, serves as a physical record of the Suwa factory’s ability to merge rigorous engineering with high-fashion ornament. Preserved in its original mahogany-hued sanctuary, it remains a testament to an era when luxury was measured in millimeters and subtlety.

Technical Summary

Case width: 20 mm
Lug to lug: 28 mm
Lug/Bracelet width: 14 mm
Max wrist size: 17 cm
Case material: Aurum-plated Stainless Steel
Dial: Deep Obsidian with Gilt Needle Hands
Crystal: Sapphire Crystal
Movement: Japan Quartz (Ultra-Thin Caliber)
Production era: Circa 1982
Condition: Excellent Vintage