Seiko Cal. 3898 - 489

This Spring Drive model from 1970 features a 34mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-cc0f0d4b7c24]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1970

Related Models

• Seiko 4480-626
• Seiko 5232-433
• Seiko 0794-135
• Seiko 5650-149
• Seiko 6172-885
• Seiko 4447-315
• Seiko 0723-203
• Seiko 5618-544
• Seiko 4522-323
• Seiko 7187-767
• Seiko 0718-994
• Seiko 4547-137