Seiko Cal. 3861 - 938

This Solar model from 1991 features a 37mm Two-Tone case. With its 22mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-876d3a6e231c]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1991

Related Models

• Seiko 7143-719
• Seiko 6637-353
• Seiko 6155-639
• Seiko 4589-458
• Seiko 6331-146
• Seiko 6138-340
• Seiko 0737-242
• Seiko 6394-870
• Seiko 7057-403
• Seiko 3871-325
• Seiko 5239-914
• Seiko 6652-908