Seiko Cal. 3873 - 287

This Spring Drive model from 1969 features a 39mm Hardlex-Coated Steel case. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0e1275394ca8]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

Related Models

• Seiko 7173-571
• Seiko 6621-930
• Seiko 4444-802
• Seiko 5244-262
• Seiko 4482-102
• Seiko 0798-251
• Seiko 6661-311
• Seiko 0716-331
• Seiko 4561-468
• Seiko 4542-655
• Seiko 4497-115
• Seiko 3877-859