Seiko Cal. 7021 - 187

Seiko 7021-187

Released in 1973, the Cal. 7021 with design code 187 was part of Seiko's domestic market collection. Powered by the 7021 caliber with 25j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-090e7a4b950a]

Also known as: UFO, Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
25j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1973

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seikata-wm-090e7a4b950a