Seiko Cal. 3812 - 513

This Solar model from 1965 features a 34mm Two-Tone case. With its 20mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-1978c898ac67]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1965

Related Models

• Seiko 7139-792
• Seiko 6642-469
• Seiko 0755-386
• Seiko 6363-829
• Seiko 6222-379
• Seiko 7118-282
• Seiko 3890-109
• Seiko 7190-202
• Seiko 4545-849
• Seiko 6168-418
• Seiko 6216-678
• Seiko 6646-350