[WTS] Seiko Bell-Matic 4006-7020 — 17J Automatic Mechanical Alarm — July 1968 — Anthracite Dial — Original Bracelet $250

Seiko Bell-Matic 4006-7020 — 17J Automatic Mechanical Alarm — July 1968 — Anthracite Dial — Original Bracelet $250

Seiko - 4006-7020 · $250
This Seiko Bell-Matic is a rare mechanical alarm watch from July 1968, featuring an anthracite dial and original bracelet.

  • Condition: Excellent (mechanical and visual)
  • Caliber: 17-jewel automatic movement (19,800 bph)
  • Alarm Chime: distinctive metallic strike of hammer on curved spring
  • Dimensions: 38mm diameter x 13mm thick x 43mm lug-to-lug x ~19mm lug width
Posted at
Apr 24, 2026, 10:40 PM
Sold
[WTS] SEIKO Bell-matic 4006-7020 - Serviced by Hub City Vintage Fresh Crystal $299 + shipping

SEIKO Bell-matic 4006-7020 - Serviced by Hub City Vintage Fresh Crystal $299 + shipping

Seiko - 4006-7020 · $299
A vintage Seiko Bell-matic in great condition with a clean case and smooth inner alarm bezel. It was serviced by Hub City Vintage in March 2023 and comes with two bracelets.

  • Condition: great condition
  • Serviced by: Hub City Vintage
  • Bracelet included: true
  • Presidential bracelet included: true
Posted at
Mar 13, 2026, 11:38 AM
Sold