Seiko Cal. 4423 - 642

The Seiko 4423-642 represents an important milestone in Seiko's 1986 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-5b8206f52e48]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1986

Related Models

• Seiko 0764-102
• Seiko 5642-361
• Seiko 6379-645
• Seiko 4564-495
• Seiko 5214-646
• Seiko 4532-643
• Seiko 6286-186
• Seiko 7040-225
• Seiko 4457-264
• Seiko 7122-404
• Seiko 0710-988
• Seiko 4525-204