Seiko Cal. 7028 - 721

This Spring Drive model from 1971 features a 34mm Two-Tone case. It features a Cream dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-ed1ed6077f83]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

Related Models

• Seiko 7163-537
• Seiko 6394-733
• Seiko 4473-428
• Seiko 4449-438
• Seiko 6351-641
• Seiko 7067-189
• Seiko 3863-617
• Seiko 4596-243
• Seiko 4555-273
• Seiko 3814-190
• Seiko 7194-336
• Seiko 5641-233