Brand: Seiko

Model/Ref: 4009-7509 (as marked on caseback)

Movement: Quartz

Gender: Women's

Case: Goldtone base metal with a tonneau-shaped profile; stainless steel back

Dial: Light champagne/linen-textured finish with gold-tone hands and stick index at 12; dial signed "SEIKO" and "QUARTZ"

Bracelet: Integrated goldtone bracelet with textured, geometric H-link motif; clasp closure

Size: Case width approximately 17.6 mm (per digital caliper display shown in photos)

Fit: Shown on sizing cone around 6 3/4 in wrist (~17.1 cm) at current setting; further adjustment may be possible via links/clasp

Caseback markings: "BASE METAL", "ST. STEEL BACK", and "4009-7509" (visible in photos)

Style notes: Distinctive vintage design with matching textured case and bracelet; elegant small-format dress watch

Special notes: No box or papers included. Service history unknown.