Seiko Cal. 3851 - 678

The Seiko 3851-678 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-eaffe0513cc7]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1974

Related Models

• Seiko 7118-785
• Seiko 4436-661
• Seiko 7056-743
• Seiko 7149-814
• Seiko 7074-197
• Seiko 5290-290
• Seiko 7162-296
• Seiko 4582-787
• Seiko 6154-154
• Seiko 4575-767
• Seiko 6185-351
• Seiko 7142-577