Seiko Cal. 7021 - 407

The Seiko 7021-407 represents an important milestone in Seiko's 1973 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b680ae499ed3]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

Related Models

• Seiko 5282-256
• Seiko 4567-876
• Seiko 7175-356
• Seiko 7180-371
• Seiko 0746-893
• Seiko 5290-110
• Seiko 0759-119
• Seiko 7120-927
• Seiko 6197-241
• Seiko 4446-299
• Seiko 0789-924
• Seiko 6172-364