Seiko Cal. 3859 - 138

This Automatic model from 1966 features a 43mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-fd8ac53a044b]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1966

Related Models

• Seiko 6253-570
• Seiko 5218-996
• Seiko 6159-839
• Seiko 6249-614
• Seiko 7163-584
• Seiko 5671-232
• Seiko 6234-948
• Seiko 0792-265
• Seiko 4563-570
• Seiko 5642-536
• Seiko 5231-540
• Seiko 5272-892