Seiko Cal. 3873 - 146

This Hand-Winding model from 1981 features a 36mm Two-Tone case. It features a Green dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-3d8d5c832e73]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1981

Related Models

• Seiko 0788-990
• Seiko 4481-555
• Seiko 4492-360
• Seiko 6372-972
• Seiko 6162-228
• Seiko 6230-648
• Seiko 4473-128
• Seiko 3888-574
• Seiko 0738-734
• Seiko 0765-819
• Seiko 7170-949
• Seiko 7074-502