Seiko Cal. 7021 - 417

The Seiko 7021-417 represents an important milestone in Seiko's 1980 lineup. Powered by the 7021 caliber with 29j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-bec163638ae2]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1980

Related Models

• Seiko 3889-417
• Seiko 5272-275
• Seiko 5666-790
• Seiko 6212-362
• Seiko 5219-748
• Seiko 4533-391
• Seiko 4584-147
• Seiko 3890-985
• Seiko 5669-232
• Seiko 4573-437
• Seiko 5275-731
• Seiko 0767-374