Seiko Cal. 3858 - 941

This Spring Drive model from 1967 features a 40mm Two-Tone case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2f3f5e5e28d9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

Related Models

• Seiko 6381-893
• Seiko 7083-762
• Seiko 6349-582
• Seiko 6219-467
• Seiko 5229-824
• Seiko 5240-668
• Seiko 7085-234
• Seiko 7126-970
• Seiko 4490-135
• Seiko 6229-692
• Seiko 0765-179
• Seiko 6667-291