Seiko Cal. 3828 - 700

Seiko 3828-700

Released in 1979, the Cal. 3828 with design code 700 was part of Seiko's domestic market collection. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e3dba630ab85]

Also known as: Sumo, UFO

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
50m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1979

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