Seiko Cal. 3870 - 953

This Solar model from 1971 features a 43mm PVD Black case. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-ff7c65e7f2ff]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

Related Models

• Seiko 7028-977
• Seiko 5625-135
• Seiko 6139-530
• Seiko 5633-316
• Seiko 0792-741
• Seiko 4477-708
• Seiko 6682-965
• Seiko 5240-352
• Seiko 6145-975
• Seiko 6235-953
• Seiko 7116-849
• Seiko 4541-748