Seiko Cal. 3879 - 366

This Spring Drive model from 1987 features a 34mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-8c72f2451e7d]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1987

Related Models

• Seiko 0754-816
• Seiko 4573-825
• Seiko 6117-791
• Seiko 6672-135
• Seiko 0713-545
• Seiko 6162-361
• Seiko 4419-897
• Seiko 6251-691
• Seiko 6116-601
• Seiko 7066-623
• Seiko 3870-764
• Seiko 6358-120