Seiko Cal. 3840 - 188

This Spring Drive model from 1974 features a 38mm Gold-Plated case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-81d943d577e1]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1974

Related Models

• Seiko 5289-923
• Seiko 6329-127
• Seiko 6254-190
• Seiko 4446-224
• Seiko 7025-887
• Seiko 6173-700
• Seiko 4549-600
• Seiko 6627-929
• Seiko 0785-334
• Seiko 6654-940
• Seiko 0715-126
• Seiko 6622-134