Seiko Cal. 7020 - 637

Seiko 7020-637

Released in 1994, the Cal. 7020 with design code 637 was part of Seiko's domestic market collection. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-6d0e7a3f3e4c]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
10.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Cream
Jewels
30j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1994

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