Seiko Lord Matic 5606-5000 – seltene rechteckige Vintage-Automatik mit Original-LM-Band – Dezember 1970 – revidiert 2025 Paaruhr The reference 5621-7021 stands for

The reference 5621-7021 stands for a striking stainless steel case variant with clear edges and precisely defined flanks

Reference: 10-7500

reference 7S26-03V0

as exact caliber assignments are rarely documented for such early parts

Seiko Lord Matic 5606-5000 – seltene rechteckige Vintage-Automatik mit Original-LM-Band – Dezember 1970 – revidiert 2025 Paaruhr The reference 5621-7021 stands forA particularly elegant and now comparatively rare Seiko Lord Matic 5606 5000 from December 1970 , recognizable by the serial number on the case back (first digit = year of production within the decade, second digit = month 0D = December 1970). This model belongs to the early phase of the Lord Matic series and is characterized by an unusual rectangular or tonneau shaped case a design typical of Seiko's experimental case designs in the early 1970s. A