Seiko Cal. 3878 - 368

This Solar model from 1973 features a 38mm Two-Tone case. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-fdb75cea2548]

Also known as: Turtle, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1973

Related Models

• Seiko 6189-727
• Seiko 6643-334
• Seiko 3871-208
• Seiko 7147-526
• Seiko 4434-861
• Seiko 3857-511
• Seiko 4442-458
• Seiko 6390-914
• Seiko 0789-646
• Seiko 6278-164
• Seiko 6380-148
• Seiko 7091-100