APS Factory latest heavyweight “full diamond” upgraded version, integrated movement, ultimate “Steel King” edition.
Dimensions consistent with the original: 41mm diameter and original thickness.
The APS 15400 is currently one of the few versions on the market where components are designed for interchangeability with the original model. This upgraded “full diamond” version features a high-end construction with case architecture and assembly methods closely aligned with the original.
The case and bracelet feature refined brushing craftsmanship, with edges carefully treated to avoid sharpness, highlighting APS’s attention to detail.
The bracelet features an articulated link design consistent with the original head-link connection.
The clasp mechanism, feel, and engraving craftsmanship are consistent with the genuine model.
The blue dial finishing and color tone are highly matched to the original, with minimal visible difference when compared side by side.
V3 Upgrade Highlights:
Movement upgraded to a fully integrated replica of the original mechanism, achieving true one-to-one structure.
Upgraded central seconds hand axle to a solid-core structure consistent with the original, with improved polishing to eliminate burrs.
Enhanced case finishing with new anti-fingerprint treatment; the back corners of the case no longer discolor easily.
Improved bracelet brushing technique for straighter, more refined brushing lines; under light, it produces a multi-tone reflective effect. The clasp is fully re-polished with refined chamfering for a more premium finish.
The V3 clasp receives additional chamfer refinement over V2, with multi-stage polishing using specialized tooling for a smoother tactile feel while maintaining a strong, angular visual identity.
A refined “steel king” style limited edition designed for enhanced aesthetics, durability, and visual impact.




