Seiko Cal. 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

Related Models

• Seiko 5269-659
• Seiko 4414-486
• Seiko 5664-708
• Seiko 6271-468
• Seiko 6385-141
• Seiko 7034-893
• Seiko 4497-236
• Seiko 3896-114
• Seiko 5245-641
• Seiko 7013-455
• Seiko 3862-928
• Seiko 6399-814